Where's Wally? The Kidnapping of the Red Sox Mascot
OYO Sports, Toys
Boston Red Sox mascot gets a little sister - Sports Illustrated
SideTrack: Wally, Tessie, Rupert Murdoch and more… – Boston
Tessie & Wally - Boston Red Sox
Boston Red Sox introduce Wally's little sister, Tessie
2004 American League Championship Series - Wikiwand
Wally the Green Monster - Boston Red Sox Mascot Guide
OYO Sports, Toys
About Tessie the Green Monster