'Friends' Cast Reunites to the Delight of Kaley Cuoco: 'I Died and Went to Heaven'

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Kaley Cuoco was absolutely beside herself when she got to witness a Friends reunion firsthand.

The actress shared an Instagram pic on Sunday of herself and the rest of the Big Bang Theory cast posing with Ross, Rachel, Monica and Phoebe, a.k.a. David Schwimmer, Jennifer Aniston, Courteney Cox and Lisa Kudrow.

WATCH: Matt LeBlanc and Lisa Kudrow Have a Super Sweet Friends Reunion at the 2015 Emmys

"Ummmm NIGHT MADE," Cuoco captioned the photo. "Can't breathe #friends meets #bbt @bigbangtheory_cbs I died and went to heaven."

Cuoco's costar, Johnny Galecki, also shared the photo, writing: "And then this happened. #TBBT #friends."

MORE: Matthew Perry Won't Be at the Friends Reunion and Our Dreams Are Basically Crushed

With the exception of Matthew Perry, whose rep told ET that he couldn't reunite with the cast due to a scheduling conflict, the Friends cast were together over the weekend to participate in a tribute broadcast honoring legendary TV director James Burrows.

This is one of the first times the group has been all together on screen since the beloved sitcom went off the air in 2004.

Here's more details on the Friends reunion: