Trepak is the Russian Dance from Pyotr Ilyich Tchaikovsky's ballet The Nutcracker, first performed in 1892. The piece became one of the ballet's best known sections because of its speed, bright orchestration and instantly theatrical feel. Online, short cuts of it spread in memes, edits and comedy videos where creators use classical music to make small actions feel huge. Its staying power comes from that contrast: refined concert music underscoring frantic movement, overacting or mock-epic timing.