Pirates of the Caribbean On Stranger Tides 3D 2011. Captain Jack Sparrow learns an impostor is recruiting a crew in London. The impostor is Angelica, his former lover. She forces Jack aboard Blackbeard's ship the Queen Anne's Revenge. Blackbeard seeks the Fountain of Youth to avoid a prophecy. Spanish and British expeditions also hunt for the Fountain. The crew captures a mermaid named Syrena. Her tear is needed to activate the Fountain. Barbossa captains the British ship as a privateer. Blackbeard sacrifices Angelica to the Fountain. Jack uses the last drop of water to save her. He leaves Blackbeard's ship. Barbossa kills Blackbeard. Jack sails away alone.