Not a good choice for a full-on nightlife, La Rosière does none-the-less offer half a dozen lively bar-restaurants. Le Petit Danois (+33 (0)4 79 06 83 17) has a Scandinavian theme and is open from 9.30am right through to nearly 1.30am next morning, there are pool tables and sometimes live bands. Le Mckinley (+33 (0)4 79 06 58 58) at the base of the slopes also has music, as well as a cocktail lounge and will do you a crepe or pizza if you get the munchies.
For more of a wine bar experience try Chez le Gaulois (+33 (0)4 79 06 34 73). The late night dance spot in Le Pub (+33 (0)4 79 40 19 24) which is open through to 4am.