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!

she dated Brody Jenner, Phillip Sarofim, and Mod Sun. Her career has taken her all over the world and earned her a pretty net worth too. According to Celebrity Net Worth, Avril Lavigne is worth ...