The film "Meet the Parents 4" is a continuation of the comedy series "Meet the Parents", "Meet the Fockers", and "Little Fockers". It follows Greg and Pam Focker's son, Henry, as he prepares to marry. He and his fiancée, Olivia (Ariana Grande), face a challenging encounter with his future in-laws, which, of course, involves a lie detector. The film is a documentary and has a runtime of 1 hour and 48 minutes.