(NEW YORK) – After a two-year hiatus, Peta Murgatroyd is back on Dancing with the Stars — and is partnered with  former NBA star (and the tallest guy in the ballroom) Lamar Odom. Here, Peta details their journey thus far – the challenges, the laughs they share, and what it’s going to take to win! Last night was exhilarating. The fact …