Here's the shtick: Rolf, the mandolin-playing terrier, was regularly featured on Art Nudnick's Musical Menagerie. The Sunday afternoon variety programme was a hit on WYNC in 1925. (This picture was sent to me by Andy Lanset who helps look after the WNYC archives in New York and is part of an April Fools' Day spoof - thanks Andy). The story is dodgy but the photo is kosher! www.wnyc.org