PERRY DRUG PROBE CASTS DARK CLOUD OVER FRIENDS' 30TH ANNIVERSARY

Cast doesn't know how to celebrate without Matthew

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MATTHEW PERRY’s grieving Friends co-stars are determined to keep his legacy alive when celebrating the classic show’s 30th anniversary this year, but sources say the current criminal probe into his death has cast a dark shroud over their plans.

Sources snitch the surviving cast members — Jennifer Aniston, 55, Lisa Kudrow, 60, Courteney Cox, 60, David Schwimmer, 57, and Matt LeBlanc, 56 — are struggling to figure out how to mark the hit show’s anniversary without the sordid details of Matthew’s last days and death overshadowing the celebration.