sillyBecause Greg demanded it!
- Adam Ant (They Might Be Giants, "XTC vs. Adam Ant")
- David Byrne (Robyn Hitchcock, "Freeze")
- Alex Chilton (The Replacements, "Alex Chilton")
- Bob Dylan (Hootie and the Blowfish, "I Only Wanna Be With You")
- The Eagles (Mojo Nixon, "Don Henley Must Die")
- Bobby Fuller (John Mellencamp, "R-O-C-K in the U.S.A.")
- Grandmaster Flash (Blondie, "Rapture")
- Susanna Hoffs (Robbie Fulks, "That Bangle Girl")
- Ice Cube (Ice-T, "Home Invasion")
- Davy Jones (Frank Zappa, "Do You Like My New Car?")
- Bert Kaempfert (Barenaked Ladies, "One Week")
- Liberace (Billy Joel, "We Didn't Start the Fire")
- Marilyn Manson (New Radicals, "You Get What You Give")
- Mojo Nixon (Dead Milkmen, "Punk Rock Girl")
- The Orioles (Paul Simon, "Rene and Georgette Magritte with Their Dog After the War")
- Robert Plant (Frank Zappa, "Do You Like My New Car?")
- Quiet Riot (Ben Folds, "Rockin' the Suburbs")
- Dee Dee Ramone (The Heartbreakers, "Chinese Rocks")
- The Shangri-Las (John Mellencamp, "R-O-C-K in the U.S.A.")
- Steven Tyler (Frank Zappa, "Punky's Whips")
- U2 (Bowling For Soup, "1985")
- Sid Vicious (The Exploited, "Sid Vicious Was Innocent")
- Brian Wilson, (Barenaked Ladies, "Brian Wilson")
- XTC (They Might Be Giants, "XTC vs. Adam Ant")
- Neil Young (Lynryd Skynyrd, "Sweet Home Alabama")
- Frank Zappa (Deep Purple, "Smoke on the Water")
Thanks to everyone who contributed to this list: 
boliver, a2zmom, rocknrollgidget, Greg Sorenson, mrghoul, allthatjazmyne, and Mark Coen. Oh, and me, because some of the songs are from my original list, and because I had to find songs for the letters E, I, and Q.
