**Gross Sales                                  Year Released**       

1. Knocked Up $148,734,225 2007
2. Pineapple Express $87,341,380 2008
3. Dude, Where’s My Car? $46,729,374 2000
4. Cheech and Chong: Up In Smoke $41,590,893 1978
5. How High $31,155,435 2001

(Figures retrieved from IMDB.)