David Letterman is retiring at the end of the month. And as a parting gift, Tina Fey gave him her dress and showed off her "contraptions" to the entire audience!
The 30 Rock alum made her final appearance on The Late Show Thursday night, marking her over 20th appearance on Letterman's show!
[ Related: Amy Schumer Celebrates Julia Louis-Dreyfus' 'Last F*ckable Day' With Tina Fey & Patricia Arquette! ]
After the 68-year-old host complemented Fey on her dress, she vowed she would never wear a "fancy dress" on a talk show again — and she meant it!
The Unbreakable Kimmy Schmidt creator explained that she couldn't imagine herself glamming out for anyone else:
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