A Scooby-Doo Valentine

A Scooby-Doo Valentine is the thirty first episode of What's New, Scooby-Doo? and the third episode of the third season which originally aired on February 11, 2005. Written by Nahnatchka Khan and directed by Chuck Sheetz.

Plot
The gang investigates some mysterious disappearances of teenagers on Lovers Lane while Shaggy and Scooby catch up with old girlfriends. But the culprits behind it all turn out to be the gang themselves!