Jennifer Aniston, Courteney Cox and Lisa Kudrow had some «friend»-ly fun in the sun during the Fourth of July weekend!The co-stars shared a selfie together on Cox's Instagram page, posing with big smiles — and, in Kudrow's case, a fun hat! — as the caption wished followers a «Happy 4th! xoxo.»Joining the crew, in another selfie with Cox, was fellow star Laura Dern, while famous friends like Michelle Pfeiffer, David Spade, Tan France and more sent their love to the fun group in the comments