E.T. Head Knocker Bobble Head: The E.T. Head Knocker Bobble Head looks just like E.T. from the 1982 film E.T.: The Extra-Terrestrial, and it is awesome! This Head Knocker bobble head is incredibly detailed, showing E.T. standing on a grass base with a Speak n Spell accessory. E.T. stands just about 7-inches tall (including the base) and is a must-have for any true E.T.: The Extra-Terrestrial fan. Buy yours today! Ages 8 and up.