"Guess I'm Falling Into Bubbles," originally available on RIAA's 2007 collection "Risque, Illicit and Adult," is one of my strangest mashups. It features a U.S. Army Airborne marching cadence version of Don Ho's tiki lounge classic "Tiny Bubbles" over the instrumental of The Velvet Underground's "Guess I'm Falling in Love," with sound effects. Unexpectedly popular, it got lots of airplay on WFMU. And it's recently been included on a free on-line album compiled by Texas' DJ Useo dedicated to the more unusual ("off-kilter," as he says) mashups:
A lot of these oldies-but-goodies are favorites of mine. Def. recommended, even if I wasn't included.