Alvin and the Chipmunks 1 & 2 (4 Disc Set) (Blu-ray)

Alvin and the Chipmunks:
A struggling songwriter named Dave Seville finds success when he comes across a trio of singing chipmunks: mischievous leader Alvin, brainy Simon, and chubby, impressionable Theodore.

Alvin and the Chipmunks - The Squeakquel:
Pop sensations Alvin, Simon and Theodore end up in the care of Dave Seville’s twenty-something nephew Toby (Zachary Levi). The boys must put aside music superstardom to return to school, and are tasked with saving the school’s music program by winning the $25,000 prize in a battle of the bands. But the Chipmunks unexpectedly meet their match in three singing chipmunks known as “The Chipettes” – Brittany, Eleanor and Jeanette. Romantic and musical sparks are ignited when the Chipmunks and Chipettes square off.