Career
He was also the lead vocalist for New Foundation Glory"s now-defunct side-project, International Superheroes of Hardcore. Additionally, Gilbert was the vocalist for the hardcore punk band Shai Hulud between 1995 and 1998, and he rejoined the band in 2012. Gilbert recently began producing records, notably H2O"s Nothing to Prove and A Day to Remember"s three most recent albums, Homesick, What Separates Maine from You and Common Courtesy.
In 2010, Gilbert announced he would release solo material online, free of charge, and has released several demos and 7" vinyl records under the name What"s Eating Gilbert.
2011: This Time Next Year – Drop Out of Guest vocals on Fall Out Boy"s "I Slept With Someone in Fall Out Boy and All I Got Was This Stupid Song Written About Maine" Guitar on Fall Out Boy"s "The Take Over, the Breaks Over" Guest vocals on Throwdown"s "The Only Thing" from the album Haymaker Guest vocals on Say Anything"s song "You"re the Wanker, If Anyone Is" from the album In Defense of the Genre Guest vocals on Madball"s song "My Armor" from the album Hardcore Lives.