Darren Criss: Warblers CD Signing at Barnes & Noble!

Darren Criss attends a signing for his new CD, Glee: The Music Presents The Warblers, at Barnes & Noble on Friday (April 22) at L.A.?s The Grove.

Also pictured: the 24-year-old singer and Glee actor performed a surprise concert at Santa Monica?s 3rd Street Promenade on Wednesday (April 20) for Cambio?s ?On the Spot? series.

Darren and the Warblers have been on a busy promo tour, stopping by the Today show earlier in the week and performing their version of Katy Perry?s ?Teenage Dream? on The Ellen DeGeneres Show.

During his sit-down interview with Ellen, Darren made her an honorary Warbler by presenting her with her very own Warbler blazer!

Photos: Jonathan Leibson/Film Magic, John Shearer/Wire Image Posted to: Darren Criss

Estella Warren Angela Marcello Heidi Montag Bonnie Jill Laflin Mariah OBrien