Storyline:
Jack Watson is celebrating his 81st birthday. He is a charismatic, successful patriarch who still enjoys life. He makes a wish that he could be 18 again. Later he is living it up with his grandson, when the car they are driving in crashes, and their souls are switched. After the crash, 18 year old David Watson's body, with 81 year old Jack's mind (George Burns voice), is fine, but Jack's body is in a coma, presumably with David's mind trapped there. Walking in David's shoes, Jack discovers that David is really interested in art and not the family business. He meets David's friends and they go out in the middle of the night to paint murals. He also transforms David's performance on the track, where in the long distance events, David has been a laughing stock, now he becomes a contender to beat the #1 favorite jock on the team. After various hijinks, David's parents show up to tell him they have decided to take grandpa Jack off of life support. David (really Jack), rushes to the ...