Take that, Tootie, Blair and Jo!

Brad Pitt and Angelina Jolie have a secret pal in actress Mindy Cohn, who played Natalie Green on The Facts of Life.

"Mindy is good friends with them," an insider says of the 80s sitcom star in the new Us Weekly.

How good? Cohn, 44 is godmother to two of Jolie and Pitt's six kids!

Find out more about this shocking Brangelina buddy (who sports a rock from her famous pals!) in this week's Hot Stuff video -- as explained by Senior Editor Ian Drew and special guest, singer Alexa Ray Joel.

Watch the clip now (above)!