John Candy was 29 in Stripes when he played the character 'Dewey 'Ox' Oxberger'.
That was over 43 years ago in 1981.
In 1994 he died aged just 43, starring in 63 films in his career, 51 of those after Stripes was first released. If he were alive today he would be 73.
In Stripes, I think John Candy looks: