12 days of fitness: Work your butt on day 8

Hurray for Day 8 of the 12 Days of Fitness! Only five more days to go! In today's exclusive video, celebrity trainer Ramona Braganza is talking about how to get a butt like her celeb clients Jessica Alba and Jessica Biel. The key? Why, weights of course! Follow Ramona's instructions for perfecting a weighted squat,and get ready to rock today's 10-minute workout, on the chart below.

Tell us how your 12-day challenge is going! Tweet or Instagram us using #festivefitness.

Click here for a printable PDF of the 12 Days of Fitness workout graphic.

For more 3-2-1 workouts and celebrity-inspired fitness tips, visit Ramona’s website, download her app or follow her on Twitter.