Depends on why it's a bad hair day. If I overdid a product and my hair feels gunky and stringy, I start over. If it's funky or broken up curls or a bit of frizz, it's an updo until wash day.
3B, fine, normal to low porosity
Modified CG since June 2010
HGs: FSG, anything with glycerin, Tresemme Naturals conditioner, Curls Like Us cloths, satin pillowcases.