• "Friends" star Courteney Cox (known for her role as Monica Geller) shared a photo of herself hanging out with costars Jennifer Aniston (Rachel Green) and Matt LeBlanc (Joey Tribbiani).
• "A rare night and I love it," Cox captioned a selfie of the three actors together on Instagram. 
• Even though it's been 15 years since the hit NBC sitcom came to an end, the stars still occasionally meet up. 
• Cox and Aniston, who met on set, are best friends and have celebrated their birthdays together in the past. 
• Look at the image below. 
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