ANSWER: 600 calories in 45 minutes!

WINNERS: Katherine Bayer and Melanie Banas!

Grammy Award winner Keith Urban is coming to Raleigh, NC on his  “Get Closer 2011 World Tour” on Saturday June 25th @ 7:30pm at the RBC Center.

Critics have called Keith Urban’s shows “one of the best reasons in the world to attend a live concert.” They’ve said that fans would be “hard-pressed to find a better country – or rock – show anywhere.” Urban’s catalogue of hits; “Better Life,” “Somebody Like You,” “Days Go By,” “You’ll Think Of Me,” “Sweet Thing” and his latest, “Put You In A Song,” combined with an all new production will give his fans a unique concert experience that has earned Urban a reputation as one of music’s best live performers.

All you have to do is answer this question correctly before 5pm today and be able to pick up the tickets before 5:30pm on Friday at the O2 Fitness corporate office located in Raleigh!! The first two O2 Fitness Members to get the answer right (or the closest without going over) will win 2 tickets to the Keith Urban concert!

According to Les Mills, how many calories do you burn during a 45 minute RPM class?