Telly is getting ready for the Triangle Lovers' Annual Triangle Toss! It's a game where each player throws three triangles and tries to get them to land on the stick. Telly plays it every year and wins, all thanks to his lucky triangle vest. Only this year, he discovers that his vest is too small.
Big Bird, Elmo and Abby are very excited because Gordon is going to read "Maria the Cowgirl - The Lonesome Trail". The story is about Maria the Cowgirl and her hobbyhorse, Amigo. They meet Bad Duck, the toughest duck in the west. Bad Duck says that the trail isn't big enough for the two of them, and won't let Maria pass.