Question: Are both Lars Frederiksen and Joey Belladonna musicians

Context paragraphs:
Lars Frederiksen and the Bastards: Lars Frederiksen and the Bastards was an American street punk band formed to release the songs that Lars had written.  Their songs include subject matter consisting of drinking, fighting, drugs, sex, prostitutes, gangs, and street life.  They are the side project band of Lars Frederiksen from Rancid.

Lars Frederiksen and the Bastards (album): Lars Frederiksen and the Bastards is the eponymous debut album by the American punk rock band Lars Frederiksen and the Bastards.  All of the songs were written by lead singer/guitarist Lars Frederiksen and his Rancid bandmate, Tim Armstrong, with the exception of two covers, Billy Bragg's "To Have and to Have Not" and Eddie Holland's "Leavin Here".

Something's Gotta Give (album): Something's Gotta Give is the fifth full-length studio album by New York hardcore band, Agnostic Front.  It was released in June 1998 on Epitaph Records and follows 1995's "Raw Unleashed" compilation album.  It is actually the first studio album since 1992's "One Voice".  The album was co-produced by Billy Milano, the frontman of crossover thrash bands S.O.D. and M.O.D..  It marks a return to a more hardcore punk style of sound than the thrash metal inspired music of "One Voice".  Backing vocals, amongst others, were provided by Tim Armstrong and Lars Frederiksen of Rancid, and Jimmy Gestapo of Murphy's Law.

Joey Belladonna: Joey Belladonna (born Joseph Bellardini, October 13, 1960) is an American thrash metal musician, best known as the vocalist for the thrash metal band Anthrax.  He is also the vocalist and drummer of the cover band Chief Big Way.

Gordy Carbone: Gordy Carbone a.k.a. Gordy Forgotten a.k.a. Gordon Carbone is an American entertainer from California.  Carbone plays in the punk bands The Forgotten and Lars Frederiksen & the Bastards.  He also has an online cooking show named "Eat Me!"  and has appeared on the Food Network grilling with Iron Chef Bobby Flay on Bobby's show, "Grill It! , with Bobby Flay".  Carbone was a show host for XM Satellite for several years, co-hosting Rancid Radio with Rancid's Lars Frederiksen.

Devils Brigade (album): Devils Brigade is the eponymous debut album by the rock band Devils Brigade, a side project by Matt Freeman of Rancid.  The band, which performs a mix of punk rock and psychobilly, features Freeman on lead vocals and double bass in contrast to the backing vocals and electric bass guitar he typically performs in Rancid.  Originally envisioned as a concept album about the construction of the Golden Gate Bridge, "Devils Brigade" was co-written by Freeman and his longtime bandmate Tim Armstrong, who also played guitar on the album and served as record producer alongside Ryan Foltz.  The album also features X drummer DJ Bonebrake and contributions from Rancid's Lars Frederiksen, and was released August 31, 2010 through Armstrong's label Hellcat Records.

Here We Stand (Cock Sparrer album): Here We Stand, released in November 2007, is the 6th studio album by English punk rock band Cock Sparrer.  Recorded by former Vibrators bassist, Pat Collier, and mixed by Rancid's Lars Frederiksen and Michael Rosen, the album is the band's first new material for ten years.  In addition to the 14-track CD version, the album was also released on vinyl as a picture disc.  The tracks "Will You?"  and "So Many Things" were omitted to improve the overall sound quality.

Riot, Riot, Upstart: Riot, Riot Upstart is the sixth full-length studio album from New York hardcore band, Agnostic Front.  It was released in September, 1999 on Epitaph Records and follows "Something's Gotta Give" released the previous year.  The album was produced by Lars Frederiksen of fellow punk band, Rancid, and the title track appeared on a volume of Epitaph Records' Punk-O-Rama compilation series.  Another album, "Dead Yuppies", was released in 2001, also on Epitaph Records.

Lars Frederiksen: Lars Erik Frederiksen (born Lars Everett Dapello 30 August 1971) is a Danish-American musician, singer, songwriter and record producer best known as the guitarist and vocalist for the punk rock band Rancid, as well as the frontman of Lars Frederiksen and the Bastards and The Old Firm Casuals.  In addition, he currently plays guitar in Oxley's Midnight Runners and Stomper 98.  He was also briefly a member of the UK Subs in 1991.  He joined Rancid in 1993 after the band was searching for a second guitar player and was present on their second album "Let's Go".  He has produced albums for bands such as Dropkick Murphys, Agnostic Front, The Business, Swingin Utters, Marky Ramone and the Intruders, Anti-Heros, Pressure Point, The Forgotten among others.  He recently mixed Charged GBH's new album entitled "Perfume and Piss", as well as Cock Sparrer's album "Here We Stand" both alongside Michael Rosen.

Viking (album): Viking is the second and final studio album by the American punk rock band Lars Frederiksen and the Bastards.

Supporting paragraphs: Lars Frederiksen Joey Belladonna
Answer: yes