Taylor Swift has had a flurry of celebrities join her on stage during her 4 night concert series in Los Angeles, but Lisa Kudrow stole the show.

For fans of the show "Friends"  Kudrow's quirky character Phoebe Buffay was full of funny one liners and randoms, including some of her songs. But of course "Smelly Cat" has to be one of Phobe's most memorable and fan favorite. So, why not bust that song out with Taylor Swift? Hilarity ensues.

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