Calling all Sex and the City fans!

Sarah Jessica Parker took to Instagram on Sunday, Aug. 21 to wish her costar Kim Cattrall a happy 60th birthday — and officially put rumors to rest that the two don’t get along with her sweet post!

kim cattrall sarah jessica parker getty images

Kim (left) and Sarah Jessica (right). (Photo Credit: Getty Images)

“Happy birthday you beauty, @KimCattrall. Sending love and the very best for a perfectly marvelous, joyous, healthy and adventure-filled birthday year. Your ol’ pal, fellow mischief maker and ‘sister,’ SJ,” the 51-year-old actress wrote.

MORE: Sarah Jessica Parker Talks Sex and the City 3 — See What She Revealed!

The two played best friends Carrie Bradshaw and Samantha Jones — along with Cynthia Nixon (Miranda Hobbes) and Kristin Davis (Charlotte York) — on HBO’s SATC for six seasons from 1998 until 2004, as well as in the show’s two movies: 2008’s Sex and the City and 2010’s Sex and the City 2.

Click through the gallery below to see the cast of Sex and the City then and now!