REVIEW: “Mamma Mia!” at the Mac-Haydn
by Barbara Waldinger The local go-to venue for big, splashy summer musicals is usually Chatham’s Mac-Haydn Theatre. The tiny stage is characteristically populated with dozens of talented young singers/dancers/actors, energetic and beautifully costumed. However, the latest production, Mamma Mia!, despite showcasing all the usual ingredients, is largely a disappointment. Part…