AV-8A "Harrier":
First successful production VTOL fighter jet to be employed by any modern modern military. Later replaced by the AV-8B Harrier II, which is now also discontinued in use. This fun-to-pilot looking aircraft appeared in the movie True Lies, and probably others. The VTOL capability operates by rotating the side mounted jet engines so that the propulsion is facing the ground, allowing the aircraft to slowly rise or descend for it's Vertical Take-Off and Landing (VTOL).