Watch on 123Movies. Mighty Mouse at his fighting and singing best, rescuing the damsel-in-distress and his sweetheart, Pearl Pureheart, from the clutches of the oil-can-harry villain. He even finds himself tied to the railroad tracks and the situation appears desperate, but Mighty Mouse does it again in true super-hero, cliffhanging, true-serial thriller style, and leaps into a duel defying the loaded gun of the villain.