A cat scare is a strong build up of high tension, followed by a fright from something harmless to give us a sense of release. Our heroine now tip-toeing down a dark hallway to escape a serial killer she knows is in the house — a door in the hallway slowly opens... Our heroine pauses, watching a door swing wider — she's expecting the serial killer anytime now! As a cat jumps out, hissing wildly. A [...] [tvtropes.org]