Deryck Whibley has revealed what led to the end of his marriage to Avril Lavigne. In his new memoir Walking Disaster: My Life Through Heaven and Hell (out Tuesday, Oct. 8), the Sum 41 frontman, 44, ...

Pop-punk icons Avril Lavigne and Deryck Whibley reunited onstage over the weekend for a surprise performance of Sum 41’s “In Too Deep” during Lavigne’s headlining set at the Vans Warped Tour stop in ...

The 'Complicated' singer performed at the MGM Grand on Saturday, June 1 Denise Truscello/WireImage Avril Lavigne and her ex-husband Deryck Whibley may be divorced, but their relationship still has a ...

Avril Lavigne has praised her ex-husband Deryck Whibley as a "legend" after the pair reunited for a performance. The 40-year-old singer and the Sum 41 frontman, 45, wed in 2006, but they split in 2009 ...

So, one of Avril Lavigne’s exes joined her on stage this past weekend. Was it Brody Jenner? Her ex-husband Chad Kroeger? Mod Sun? Nope, her first ex-husband Deryck Whibley joined her on stage! On June ...

Picture: Tom Thacker, Steve Jocz, Jason McCaslin and Deryck Whibley 54th Annual GRAMMY Awards (The Grammys) - 2012 Arrivals held at the Staples Center Los Angeles,... Deryck Whibley and his model ...

Deryck Whibley has dropped Avril Lavigne's last name legally. Three years after the couple's divorce, the Sum 41 frontman has filed legal papers at LA County Court to make the change, according to TMZ ...

In his new memoir 'Walking Disaster: My Life Through Heaven and Hell,' Whibley opens up about the end of his three-year marriage to Lavigne Denise Truscello/WireImage Deryck Whibley has revealed what ...

Water under the bridge for Avril Lavigne and her ex-husband Deryck Whibley. Lavigne, 39, joined Sum 41’s Whibley, 44, on stage at the MGM Grand Garden Arena to perform a duet of his band’s “In Too ...

Pop-punk icons Avril Lavigne and Deryck Whibley reunited onstage over the weekend for a surprise performance of Sum 41's "In Too Deep" during Lavigne's headlining set at the Vans Warped Tour stop in ...