The Warblers Croon Again On “Glee”

By: Kate Torgovnick/ / November 29, 2010

When Blaine (Darren Criss) and the Warblers of Dalton Academy doo-wopped Katy Perry’s “Teenage Dream,” it reached number one on the Billboard chart, a “Glee” first. Do we think the same will happen for their performance of Train’s “Hey Soul Sister” this week?