Alfred Matthew "Weird Al" Yankovic ( ; born October 23, 1959) is an American musician, songwriter, and actor. He is best known for writing and performing comedy songs that often parody specific songs by contemporary musicians. He also performs original songs that are style pastiches of the work of other acts, as well as polka medleys of popular songs, most of which feature his trademark accordion. Since having one of his comedy songs aired on The Dr. Demento Radio Show... [more on Wikipedia]