Guitarist born Michael Melchiondo, Jr. and known by the nickname of "Dean Ween." He co-founded a Pennsylvania-based, experimental rock band called Ween and later formed the heavy metal and punk group Moistboyz.
Before releasing such albums as Chocolate & Cheese and Pure Guava, he and his Ween band opened for such notable musicians as Henry Rollins and the Butthole Surfers.
He played guitar on Songs for the Deaf, a 2002 album by the Queens of the Stone Age.
He was born and raised in New Hope, Pennsylvania.
He and Ween band mate Gene Ween (Aaron Freeman) met during a middle school computer class.