Don't Eat the Snow in Hawaii - S1-E1
Continuity mistake: Magnum begins the episode coming out of the water. The hair on his forehead is frizzy as he stretches his shoulder with the old war wound. He begins his run, cut to a new shot with his hair now slicked back. When he reminisces about 'Nam later, his hair returns in a frizzy bang, and by the time he's calling Higgins a yo-yo, it is almost dry. (00:00:30)