Question: John Joseph O'Neill's brother that is currently in the band plays what role?

Context paragraphs:
The Lee Boys: The Lee Boys are a funk and gospel band based out of Miami, Florida.  The band plays in the Sacred Steel tradition that arose out of the musical stylings of the House of God Church.  The band plays a mixture of funk music and gospel lyrics, staying true to their roots as a religious group.  The band is similar in style to other House of God bands, such as Robert Randolph & the Family Band.

The Undertones: The Undertones are a punk rock/new wave band formed in Derry, Northern Ireland, in 1974.  From 1975 to 1983, the Undertones consisted of Feargal Sharkey (vocals), John O'Neill (rhythm guitar, vocals), Damian O'Neill (lead guitar, vocals), Michael Bradley (bass, vocals) and Billy Doherty (drums).  Much of the earlier Undertones material drew influence from punk rock and new wave; the Undertones also incorporated elements of rock, glam rock and post-punk into material released after 1979, before citing soul and Motown as the influence for the material released upon their final album.  The Undertones released thirteen singles and four studio albums between 1978 and 1983 before Sharkey announced his intention to leave the band in May 1983, citing musical differences as the reason for the break up.

Back Street Crawler (band): Back Street Crawler was a group of blues and rock musicians founded by guitarist Paul Kossoff (ex-Free), signing to Atlantic Records (courtesy of Ahmet Ertegün) in 1975.  The band took the name from Kossoff's solo album, "Back Street Crawler".  Terry Wilson, Mike Montgomery and Tony Braunagel had played together in the short lived Bloontz, whose only album was released in 1973 and included versions of the Mike Montgomery songs, "Jason Blue" and "The Band Plays On", both of which featured on Back Street Crawler's album "The Band Plays On".

Baron O'Neill: Baron O'Neill, of Shane's Castle in the County of Antrim, is a title in the Peerage of the United Kingdom.  It was created in 1868 for the musical composer The Reverend William O'Neill.  Born William Chichester, he succeeded to the estates of his cousin John Bruce Richard O'Neill, 3rd Viscount O'Neill, in 1855 (on whose death the viscountcy and barony of O'Neill became extinct) and assumed by Royal licence the surname of O'Neill in lieu of Chichester in order to inherit the lands of his cousin, despite not being descended in the male line from an O'Neill.  The Chichesters trace their lineage to the name O'Neill through Mary Chichester, daughter of Henry O'Neill of Shane's Castle.  Lord O'Neill was the patrilineal great-great-great-grandson of John Chichester, younger brother of Arthur Chichester, 2nd Earl of Donegall.  The latter two were both nephews of Arthur Chichester, 1st Earl of Donegall, and grandsons of Edward Chichester, 1st Viscount Chichester (see the Marquess of Donegall for more information).  Lord O'Neill was succeeded by his eldest son, the second Baron.  He sat as a Conservative Member of Parliament for Antrim.

Let It Beat: Let It Beat is the second studio album by American rapper Shwayze.  It was first announced by Cisco Adler on February 4, 2009, via his Myspace page.  He also confirmed the song "Make A Lil Love" in that blog post.  A few days later he posted another blog update, which confirmed the track "Livin' It Up," It also confirmed guest appearances from The Knux, and Tabi Bonney.  On May 8, 2009 Cisco announced that the album is entitled Let It Beat, and was currently being mixed and mastered.  Although Shwayze's previous debut album only had one guest appearance, this album has guest appearances from The Knux, Tabi Bonney, and Snoop Dogg.  Darryl Jenifer of Bad Brains plays bass on a track called "Crazy For You," and Ric Ocasek of The Cars plays guitar on the same track.  Roy Bittan the pianist of Bruce Springsteen & The E Street Band plays piano on the track Heart and Soul.  The first single, "Get U Home" was released on June 28.

Black Infinity: Black Infinity is a Vietnamese Heavy metal band, formed in 2006 by Nguyễn Tiến Hưng ( Hung BlackhearteD ), Đặng Thái Sơn, Nguyễn Tiến Mẫn ( Tiger Nguyen ) (Hưng's younger brother), and Tiger Vũ.  According to their website, the band plays Death metal, Goth metal and Doom metal.  During the time of founding the band, Cường Em also joined them but was later replaced by Phạm Hòang Mỹ (Phệ).  By the end of 2006, La Cẩm Mãn entered the band.  The band Black Infinity actually originates from California by Hung BlackhearteD ( Founder ) (who played for the band Sorrow Decadence in South California) recruited his brother Tiến Mẫn ( Tiger Nguyen ) and Thái Sơn in Vietnam and bassist Tiger Vũ from San Francisco.  The group headed back to Vietnam to release the first EP: "Apocalyptic" via Hehemetal, a popular metal website in Vietnam.

Viscount O'Neill: Viscount O'Neill, of Shane's Castle in the County of Antrim, was a title in the Peerage of Ireland.  It was created in 1795 for John O'Neill, 1st Baron O'Neill, who had earlier represented Randalstown and County Antrim in the Irish House of Commons.  He had already been created Baron O'Neill, of Shane's Castle in the County of Antrim, in 1793, also in the Peerage of Ireland.  He died in 1798 and was succeeded by his son, the second Viscount.  In 1800 he was created Viscount Raymond and Earl O'Neill in the Peerage of Ireland.  The same year he was elected as one of the original 28 Irish Representative Peers.  The viscountcy of Raymond and earldom became extinct on his death in 1841.  The barony and viscountcy of O'Neill were passed on to his only brother, the third Viscount.  These titles became extinct on the latter's death in 1855.  The late Viscount's estates were inherited by his cousin, the Reverend William Chichester, who assumed the surname of O'Neill in lieu of Chichester the same year.  In 1868, the O'Neill title was revived when he was created Baron O'Neill.  This title is still extant.

John O'Neill (guitarist): John Joseph O'Neill (born 26 August 1957) is the rhythm guitarist and principal songwriter of the punk rock/new wave band The Undertones.  O'Neill, along with his younger brother Vincent and friends Feargal Sharkey, Michael Bradley and Billy Doherty, founded The Undertones in 1975, although Vincent O'Neill was replaced the following year with his younger brother Damian O'Neill, who became the band's lead guitarist.

Jonjo O'Neill: John Joseph "Jonjo" O'Neill (born 13 April 1952) is an Irish National Hunt racehorse trainer and former jockey.  He is a native of Castletownroche, County Cork in Ireland.  Based at the Jackdaws Castle training establishment in England.  O'Neill twice won the British Champion Jockey title and won the Cheltenham Gold Cup on the mare, Dawn Run who became the only horse to complete the double of winning the Champion Hurdle and the Gold Cup at the Cheltenham Festival.  He won 900 races as a jockey.  At the 2009 Cheltenham Festival, Wichita Lineman, an O'Neill trained horse, won the William Hill Trophy.

Holy Cross Goodtime Marching Band: Formed in 1845, the Holy Cross Crusaders Marching Band (HCMB) is one of the oldest organizations at The College of the Holy Cross in Worcester, Massachusetts, USA.  The Crusaders Marching Band first began performing at football games in 1910 and the band's role has expanded significantly since to include other athletic appearances, performing at all home football games, selected away games, in exhibition at high school band competitions, and at various events throughout the country.  In the spring, the marching band converts into the Holy Cross Crusader Pep Band and plays at all home basketball games, and travels with the teams to the NCAA tournament.  The Marching Band performs at Fitton Field while the Pep Band plays in the Hart Center.

Supporting paragraphs: John O'Neill (guitarist) The Undertones
Answer: lead guitar, vocals