I can't believe John died! While filming an episode he collapsed on set! read this, (out of his biography online):John Ritter was Born In Burbank , Calafornia , On September 17th 1948.

He landed his last television role in "8 Simple Rules for Dating My Teenage Daughter" (2002), based on the popular book. On this sitcom, he played Paul Hennessey, a loving, yet rational dad, who laid down the ground rules for his three children. The show was a ratings winner in its first season and won a Peoples Choice Award for Best New Comedy and also won for Favorite Comedy Series by the Family Awards! While working "8 Simple Rules", he also starred in his second-to-last film, Manhood (2003)

That Same Year , While John Was Rehearsing for The 4th (3rd series) Episode of 8 Simple Rules (Now Shortened), he fell ill. Henry Winkler described it as "John Looked Like He Had Food Poisoning".Then He collapsed on the Set, he was quickly rushed to a Nearby Hospital, The Same Burbank Hospital Where He Was Born ,he was diagnosed with an aorta dissection, an Unrecognized Heart Flaw, he Underwent Surgery but did not make it. John Ritter Died At Age 54 , just 1 Week Away from His 55th Birthday , leaving His Wife Amy Yasbeck and 4 Children.