Seussical Jr. The Musical will be performed at Hopkinton Middle School on Friday, Jan. 30, from 7-8:30 p.m. There will be matinee performances on Saturday, Jan. 31, and Sunday, Feb. 1, from 2-3:30 p.m. Horton the Elephant, the Cat in the Hat and all the favorite Dr. Seuss characters spring to life onstage in this Enter Stage Left Youth Theater production. Tickets are $20; students and seniors are $18. For more information, visit hopartscenter.org/events.