Celebs on Twitter
"Dancing with Stars" co-host is battling thyroid cancer.
PHOTOS: Memorable Celebrity Tweets
Jim Carrey welcomed his grandson, Jackson Riley Santana, with a tweet Saturday. His daughter, Jane Carrey, 22, gave birth Friday in Los Angeles. On his Twitter page, the 47-year-old actor posted his grandson's picture and wrote: "This is what 7lbs 11 oz. of Calfornia [sic] dynomite [sic] looks like!" (Twitter)
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