The Mattituck-Laurel Library will host a bus trip to Belmont Park on Thursday, June 20 at noon. The tickets, which are on sale at the circulation desk, are $90 per person and include round-trip transportation, tip, buffet lunch, gratuities, and admission to the racetrack. The library will also host the 1819-2019 Whitman Bicentennial Celebration, “I Shall Be Good Health to You,” on June 20 at 6:30 PM. Jerry Matovcik will give a PowerPoint presentation celebrating Walt Whitman’s life and poems. The library will screen “The Mustang,” a new R-rated film that tells the story of Roman Coleman, a violent convict, who is given the chance to participate in a rehabilitation therapy program involving the training of wild mustangs, on Friday, June 21 at 1:30 PM. The screening is free. Sign up for children’s summer programs and reading clubs will start on June 24 at 9 AM. Register in-person only. The library will host a Regents review for chemistry on June 24 from 6 to 7:30 PM. The program is free, but enrollment is limited and registration is required.