Photos: Courtesy/Redken

Lacquer It, Shellac It: Hopefully this little tidbit will help banish your bad hair days forever—when in doubt, you can never go wrong with sleek, shiny, and wet (looking). For an immaculate, fresh-out-of-the-shower look, liberally palm a high-shine gel from your hairline to the nape of your neck and brush it taut, like Guido did at Calvin Klein.