Mark William Collins is an American radio personality, featured in an exhibit in the Rock and Roll Hall of Fame. Collins rose to prominence in the early 1990s as a disc jockey on alternative rock station 107.7 FM "The End" (KNDD) in Seattle, with the popularity of grunge. He has worked at a number of rock music radio stations along the West Coast, including KYSR 98.7 in Los Angeles; KCR and XTRA-FM (91X) in San Diego; KITS (Live 105) in San Francisco; KWOD in Sacramento, California; and KNDD, KEXP, and KPNW-FM in Seattle. For a short time during the 1990s, he owned Stampede Records, which released Silkworm's 1993 EP "His Absence is a Blessing" and Muzzle's "Free Trampoline/Come On Down" (7" single). A documentary, The Glamour & The Squalor, has been made about his life, and his "rise, fall and reemergence" as a radio host and world premiered at the Seattle International Film Festival in Seattle on June 3, 2015. The film has also been shown at Outfest, the L.A. LGBT film festival, and was screened at both the Tacoma Film Festival and the Seattle Lesbian and Gay Film Festival in October 2015. The film was named one of The 10 Best LGBT Documentaries of 2015 by Out.