1.Michelle Pfeiffer shared this photo of herself and Coolio on the set of the iconic music video for "Gangsta's Paradise" in 1995:
2.Salma Hayek posted a bunch of photos of herself hanging out with her famous friends in the '90s:
3.Mariah Carey shared some videos clips of herself performing "Fantasy" and "Hero" at Madison Square Garden in 1995:
4.Mandy Moore posted this photo of herself playing dress-up in the early '90s:
5.Paul McCartney remembered the legendary Little Richard (who died last week) by sharing this photo of the Beatles with him in the early '60s:
6.Vanessa Williams also remembered Little Richard and shared this photo of the two of them in the '80s:
7.In honor of Mother's Day, Chris Evans shared these photos of his mom alongside himself and his siblings in the early '80s:
8.While Kris Jenner shared photos of herself and her family from throughout the years, in celebration of Mother's Day:
9.Jennifer Lopez posted this clip (with commentary) from her film, Monster-in-Law, in celebration of the movie's 15th anniversary:
10.Russell Tovey shared this photo of himself from 2011:
11.In honor of Stevie Wonder's 70th birthday, Diana Ross posted this clip of the two ICONS during the recording of "We Are the World" in 1985:
12.Hugh Jackman shared his old headshot from the '90s, where he thinks he looks like Eddie Munster:
13.Ashley Tisdale posted these photos of herself sporting some very '00s hair during a Much Music interview in the late '00s:
14.Marisa Tomei shared these photos of herself in the '90s:
15.Reese Witherspoon posted this clip from her 2005 film Walk the Line:
16.In honor of Linda Evangelista's 55th birthday, Naomi Campbell shared this photo of the two them backstage at a Azzedine Alaïa runway show in 1990:
17.Alyson Hannigan gave us this How I Met Your Mother GIF for her #TBT:
18.Natalie Portman posted this clip of herself dancing in 2004's Garden State in response to the news that LA will continue its quarantine:
19.Jonathan Van Ness shared this cute photo of himself from 1994 and captioned it with an important message about being compassionate toward others right now:
20.Halle Berry posted this behind-the-scenes clip of herself as Storm on the set of 2000's X-Men:
21.Carol Burnett celebrated that The Carol Burnett Show is having a marathon on Shout! Factory TV by sharing this photo of herself as Eunice from the classic "The Family" sketches from the series:
22.And finally, Charlize Theron celebrated the fifth anniversary of Mad Max: Fury Road by posting this behind-the-scenes photo of herself as Imperator Furiosa: