Cheerleading?!?!?!?!?!?

I need to learn how to do the following by ... ASAP: back handspring, back bend, kick ovet, front walk over, round of back handsoring, multiple back handsprings/ a series, a tuck, back tuck (both of those standing and round of), a layout, arabian, ariel, layout, full, double full, and full twist.... tryouts are May 2012 but u might be on a team mid season ( August 2011) i take tumbling twice a week (hour long cles) and a one flyer cl a week ( fourty five minute cles) i have a gymnatics past .... and how long will it take me to get my side and middle splits the gym i go to works you past your limit but not till injury