2.In honor of Brooklyn Beckham's 20th birthday, his dad, David, posted this photo of the two of them in 2001, when his team, Manchester United, won the league title:
3.Ryan Reynolds shared this cute newspaper clip, that showed him enjoying a local pool in 1980:
4.Marisa Tomei posted this photo of herself from the '90s:
5.Kim Kardashian shared this sweet photo of herself as a 5-year-old holding her Cabbage Patch doll in 1986:
6.Paul McCartney posted this photo of himself reading Little Red Riding Hood to his son James in the late '70s:
7.Mark Ruffalo shared this photo of himself from the '00s:
8.Alec Baldwin made his #TBT photo also a #ThirstyThursday photo by sharing this pic of himself and his younger brothers Stephen, Daniel, and Billy posing shirtless in the '80s:
9.Diane Keaton shared this oh-so-late-'80s photo of herself:
10.Mia Farrow posted this cute photo of herself taken in the late '40s:
11.Billy Eichner remembered when he was on the Late Show with David Letterman back in 2014:
12.Lenny Kravitz posted this photo of himself from 2008:
13.Dolly Parton shared this photo of herself and her longtime friend, Kenny Rogers, back in the '70s and also one from today:
14.Natalie Portman remembered when she did a Breakfast at Tiffany's themed photo shoot for Harper's Bazaar in 2006:
15.And finally, Madonna celebrated the 30th anniversary of her classic song and No. 1 hit, "Like a Prayer," by posting a clip from the music video for it: