- Inspector Gadget(uncredited)Written by Shuki Levy and Haim SabanPerformed by Jim Parsons[Sheldon sings the song as he names it his favorite cartoon theme song]
- Teenage Mutant Ninja Turtles Theme(uncredited)Written by Dennis C. Brown and Chuck Lorre[Sheldon sings the song as he names it his second favorite cartoon theme song]
- History of Everything(uncredited)Written by Barenaked LadiesPerformed by Barenaked Ladies[Series theme song played during the opening titles]
- Walking on Sunshine(uncredited)Written by Kimberley RewPerformed by Katrina & The Waves[Amy (Mayim Bialik) sings along to the song when she's alone in her apartment just before Sheldon arrives]
- Sumthin' Sumthin'
- History of Everything (Instrumental version)(uncredited)Written by Barenaked LadiesPerformed by Barenaked Ladies[Instrumental version of series theme song played over the closing credits]
Contribute to this page
Suggest an edit or add missing content