Saturday Night at the Oldies: Rock, Roll, and Reason

Tim Hardin, Reason to Believe (1966)
Tracy Chapman and Eric Clapton, Give Me One Reason (1996)
Bobby Darin, You're the Reason I'm Livin' (1963)
Bobby Edwards, You're the Reason I Don't Sleep at Night (1961)
Connie Stevens, Sixteen Reasons (1960).  Written by Bill and Doree Post.  Their version.
Tocotronic, Pure Vernunft Darf Niemals Siegen