Meanwhile, Greg's desire to further his career as a surgeon leads him to obtain a commission in the Army, and early in Season 4 he is sent to basic training and then to Vietnam.
U međuvremenu, Gregova snažna želja da postane kirurgom dovodi ga do odluke da se priključi vojski SAD-a pa na početku četvrte sezone biva poslan na vojnu obuku i u Vijetnam.