2018 Prom at the Polo Grill Ballroom in Lakewood Ranch, April 14th from 7:30-11:00 pm. Doors open at 7:15 and no one will be allowed in after 8:00 pm. Guests who are not CMHS students must have a photo ID for check-in. Please consult the dress code so you know what is and is not appropriate. Students attending prom must be in school all day Friday and cannot have any outstanding detentions.