After crocodators, poor fitness is the number one cause of the night-scaries. With today's Groupon, turn the nightmare where you end up bare-bellied in biology class into a dream of goddess-like energy and strong, snake-charming abs: for $30, you get four one-hour beginning belly-dance classes (a $65 value) from Metamorphosis Belly Dance. Four class times and three locations are available:

• Tuesday at 7 p.m. at the Adams Community Center
• Wednesday at 5 p.m. on Farnam Street
• Friday at 5 p.m. on Farnam Street
• Saturday at 1 p.m. and at 2 p.m. at the Common Ground Community Center in Elkhorn

At Metamorphosis Belly Dance, women of all ages, shapes, and moveabilities undulate to the soulful rhythms of belly dance. Slide into a skirt and a coin hip scarf and shimmy to the intoxicating music during your four-pack of beginners' classes, which meet once a week and teach both Oriental and tribal styles of dance. Unlike jelly dancing, belly dancing increases muscle tone, betters your sense of balance, and brings about the calm, meditative state necessary to gyrate as if the world isn’t about to get sucked into the sun.