Boston Red Sox introduce Wally's little sister, Tessie
Boston Red Sox introduce Wally's little sister, Tessie
Say hello to Tessie, sister of Wally and newest Sox mascot
Tessie (Boston Red Sox), SportsMascots Wikia
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Evan and Lauren's Cool Blog: 5/18/16: Boston Red Sox Game Kid Nation and Wally's Birthday
Evan and Lauren's Cool Blog: 5/18/16: Boston Red Sox Game Kid Nation and Wally's Birthday
Wally the Green Monster Has a Little Sister - Boston Magazine
The origin story of Wally the Green Monster - The Athletic
Boston Red Sox introduce Wally's little sister, Tessie
Evan and Lauren's Cool Blog: 5/18/16: Boston Red Sox Game Kid Nation and Wally's Birthday
Boston Red Sox Valentines Day Dual Mascot Bobblehead FOCO