Five Things: Rocky Horror and Mystery Night

1. Rocky Horror: Richard O’Brien’s Rocky Horror Show opens tonight at the Emerson Umbrella with an 8 p.m. showtime. Ticket information can be found here.

2. Concord Festival of Authors: Mystery Night: At 7:30 p.m. tonight at the Concord Free Public Library, the Concord Festival of Authors is presents "Mystery Night," with master of ceremonies Brian McGrory. Mystery Authors include: Margaret McLean, William Landay and Kate Flora. The free event is sponsored by the Friends of the Library.

3. Today in Public Meetings: According to the town website, public meetings posted for today include the Concord Retirement Board at 8:30 a.m. and the CASE Board of Directors at 12:30 p.m.

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5. Clouds Early, Patchy Fog Late: Clouds early should clear to a mostly sunny day with a high of 69, according to the National Weather Service, which predicts patchy fog overnight with a low of 45.