How to get lift and tight ass

if you work out at home - squats, squats, squats and squats :-) use weights

Lunges are good too - you'll work on your hamstrings and quads too.... - again use weights

if you work in a gym - adductor machine works fine, but basically again - squads with a bar of any type of free weights.

Here, hon, you have a playlist of perfect butt exercises:

http://www.youtube.com/playlist?list=PL1tcm_zJZEpYOxyl36eYtpWK2c6o-qZIj