David Schwimmer, who played Ross Geller in the popular American sitcom Friends, has shared a heartfelt tribute to his former co-star Matthew Perry following his unexpected passing. Posting a picture of them together on set, David wrote: "Matty, Thank you for ten incredible years of laughter and creativity." He continued: "I will never forget your impeccable comic timing and delivery. You could take a straight line of dialogue and bend it to your will, resulting in something so entirely original and unexpectedly funny it still astonishes.