Theatre Horizon has done it again. As they’ve done so many times since its founding in 2005 by Erin Reilly and Matthew Decker, Theatre Horizon has brought some of the brightest talent in the region to Norristown and let them flourish creatively. Tick, Tick…Boom! at Theatre Horizon is a must-see production led by co-director Steve Pacek and a terrific cast of Robi Hager, Elena Camp, and Angel Sigala. Tick, Tick…Boom! is an autobiographical musical from Jonathan Larson, the creator behind the smash hit, Rent. It takes place the week leading up to his 30th birthday as he struggles to break through in the theater…