Gidgette

Two female aliens land on earth and want to find out about anal sex, so they can go back to their planet and teach it to their people. They go to a specialist in the field, who shows them tapes of people engaged in the practice, and then he and his assistant give the pair a hands-on lesson

Alexander Tuesday, a reformed jewel thief, is recruited by the government and sent under cover to recover a famous diamond from a mob kingpin.