All I Want for Christmas Happy Days : Season 10 Episode 10
TV-G ABC 30m int(0)
Aired: December 14th, 1982 @ 8:00 PM EST on ABC
When Heather asks Santa to patch up the rift between her mother and grandparents, Fonzie decides to make her wish come true. Meanwhile, K. C.'s parents visit for Christmas, and a rivalry between Howard and his brother reignites.