The second law of thermodynamics and the first law of Nelly lyrics hold that ambient heat and clothing have an inverse relationship. Disturb the natural order with today's Groupon: for $25, you get $50 worth of apparel, jewelry, and gifts at Pink Slip Threads in Lighthouse Point.

Pink Slip Threads is a stylish boutique with a constantly rotating roster of retro clothing, edgy accessories, and rare, short-run gifts ideas. Umbrellas and T-shirts from Sailor Jerry garb gritty girls for inclement displays of maritime mastery, while the boyfriend-cut Rockin' Skull V-tee from KF Designs ($58) offers a cozier, if more softly sinister, clothing option. Leaf-shaped earrings from JD Grey Accessories ($32), hand cut and painted with a burn etches, adorn lonely lobes with the wistful warm and cool colors. The boutique also houses a baby and toddler collection for young ones tired of strutting their stuff in drab diapers.