She's a Good Skate, Charlie Brown (1980)

Waking up at 4:30 am each morning, Pepperment Patty is in ardent training for a figure skating competition. Even while she ignores in her usual obtuse manner that her coach, Snoopy, is a dog who gives incomprehensible growls for advice and Marcie cannot sew the skating dress she wants, she is determined to win. However, when disaster looms at the competition, only Woodstock can help.