The Seashore Trolley Museum in Kennebunkport (195 Log Cabin Rd.) is turning its classic trams into speakeasies tonight from 6 p.m. to 10:30 p.m. There’ll be Prohibition-era cocktails (made with the good stuff, of course), music, dancing and food, all presented with a “Chicago gangster” theme (period dress encouraged). Tix: $50 (21+). 967-2800. trolleymuseum.org.