Oh, that Tina Fey! Sure, she always manages to draw an easy laugh, but can she carry a tune? Well, not quite. On "Lemon's Theme," a sample from the new 30 Rock soundtrack book/CD set, which dropped yesterday, the comic wisely lets five-time Grammy-winning cheesemeister Christopher Cross take the lead (along with his trademark sax!) after she starts off gushing about her ex -- and how she hates people! 

Check out the number, based on a scene from the hit NBC show's fourth season, above!

By Ian Drew for UsMagazine.com. To read more of Ian's blog, click here, and don't forget to follow him on Twitter.