Celebrity·Posted on Nov 13, 2014Jennifer Lawrence Sang On Letterman And She Was Hilarious, ObviouslyThis girl could burp for an hour and people would love it.by Sheridan WatsonBuzzFeed StaffLinkFacebookPinterestTwitterMail Jennifer Lawrence, also known as everyone's BFF/soulmate/perfect human, appeared on the Late Show with David Letterman last night and decided to make it her bitch. She sang. Tap to play GIF Tap to play GIF And made this face look sexy. Tap to play GIF Tap to play GIF Oh, and have you ever wondered what it would take to be BFFs with J.Law? Apparently, all you have to do is curse like her lucky friend, Justine. Tap to play GIF Tap to play GIF Here she is, casually making Dave giggle like a schoolgirl. Tap to play GIF Tap to play GIF She even had time to give Dave some career advice. Tap to play GIF Tap to play GIF Who knows? Jennifer could always take over for Dave when he retires. Tap to play GIF Tap to play GIF She knows what's up. Tap to play GIF Tap to play GIF Watch the full interview here. View this video on YouTube youtube.com