Question: Who was the American vocalist, guitarist, and bandmate of Tony Rombola, who is ranked in the top 50 of the top 100 Heavy Metal Vocalists by "Hit Parader"

Context paragraphs:
Keep Away (song): "Keep Away" is the second single by alternative metal band Godsmack.  It was released on the band's first studio album "Godsmack".  "Keep Away" was inducted into the "Top 100 Greatest Rock" songs labeled under "Guitar Legends".  The song is ranked No. 54 in Hit Parader's 100 heavy metal top songs all-time.  An acoustic version was included on "The Other Side".  A live version is included on the album from Woodstock 1999.

Tony Rombola: Tony Rombola (born November 24, 1964) is an American musician who has been the lead guitarist and backing vocalist for the Boston-based Hard Rock band Godsmack since the mid-1990s.  Tony Rombola has been cited as 'an extraodinaire' in the guitar world, by Guitar World magazine, and is cited to be the only guitarist to keep an 'original soloing style' during the nu metal period, earning him the respect of the guitar industry.  Rombola is also a guitarist for the side-project band Another Animal, formed at the beginning of 2007, the band released their self-titled debut album in October 2007, and played shows, whilst frontman Sully Erna did a small solo tour.

Black (Sevendust song): "Black" is the debut single by Sevendust and lead single from their self-titled debut album.  "Black" is a fan favorite song and was included on their "Best of (Chapter One 1997-2004)".  Live, acoustic versions were also included on the "Seasons" limited edition DVD and the band's first live album, "", in 2004.  "Black" is on the "Swimfan" soundtrack and video game "Test Drive Off-Road 2".  It was the opening song for almost every Sevendust concert until 2004.  "Black" is ranked No.47 in Hit Parader's 100 heavy metal top songs all-time.

Sully Erna: Salvatore Paul "Sully" Erna Jr. (born February 7, 1968) is the American vocalist and guitarist for the American hard rock band Godsmack.  He is also a harmonica player, percussionist and pianist, performing these on albums and at live shows.  He was ranked 47th in the Top 100 Heavy Metal Vocalists by "Hit Parader".

Dee Snider: Daniel "Dee" Snider (born March 15, 1955) is an American singer-songwriter, screenwriter, radio personality, and actor.  Snider came to prominence in the early 1980s as lead singer of the heavy metal band Twisted Sister.  He was ranked 83 in the "Hit Parader"<nowiki>'</nowiki>s Top 100 Metal Vocalists of All Time.

Geoff Tate: Geoff Tate (born Jeffrey Wayne Tate, January 14, 1959; he later changed his first name to Geoffery or Geoffrey) is a German-born American singer and musician.  He rose to fame with the progressive metal band Queensrÿche, who had commercial success with their 1988 album "" and 1990 album "Empire".  Tate is ranked fourteenth on "Hit Parader"' s list of the 100 Greatest Metal Vocalists of All Time.  He was voted No. 2 on "That Metal Show's" top 5 hard rock vocalists of the 1980s.  In 2012, he won the Vegas Rocks!  Magazine Music Award for "Voice in Progressive Heavy Metal".  In 2015, he placed ninth on OC Weekly's list of the 10 Best High-Pitched Metal Singers.  After his farewell tour as Queensrÿche, he renamed his band , after the Queensrÿche .

David Draiman: David Michael Draiman (born March 13, 1973) is an American songwriter and the vocalist for the band Disturbed as well as for the band Device.  Draiman is known for his distorted voice and percussive singing style.  In November 2006, Draiman was voted number 42 on the "Hit Parader"’s ""Top 100 Metal Vocalists of All Time"".  Draiman has written some of Disturbed's most successful singles, such as "Stupify", "Down with the Sickness", "Indestructible", and "Inside the Fire".

Klaus Meine: Klaus Meine (born 25 May 1948) is a German vocalist, best known as the lead singer of the hard rock band Scorpions.  He and guitarist Rudolf Schenker are the only two members of the group to appear on every Scorpions album.  Meine was placed at #22 on Hit Parader's Top Heavy Metal Vocalists of All Time list in 2006.

Gavin Rossdale: Gavin McGregor Rossdale (born 30 October 1965) is an English musician and actor, and the lead singer and rhythm guitarist of the rock band Bush.  He helped form Bush in 1992; upon its separation in 2002, he became the lead singer and guitarist for Institute, and later began a solo career.  When performing solo, Rossdale plays songs from his musical libraries.  He was ranked at 100 in the "Top 100 Heavy Metal Vocalists" by "Hit Parader".  In 2013 Rossdale received the British Academy's Ivor Novello Award for International Achievement.  In 2017, Rossdale became a coach on ITV's "The Voice UK".

Scooter Ward: Scooter Ward (born Ronald Ward Jr. on May 7, 1970) is an American musician, founding member and lead singer of the Jacksonville, Florida hard rock band, Cold.  He has also performed occasional guitar duties both in the studio and live.  Before joining Cold he formed and named the band Grundig in 1986.  Ward has been ranked in the Top 100 Heavy Metal Vocalists by Hit Parader (#61).

Supporting paragraphs: Tony Rombola Sully Erna
Answer: Sully Erna