It's been all year long that I go to the gym, and I interleave body building sessions with at least one aerobic session in a week.
The last year this lesson was with fitbox, while this year, since I changed my working site and consequently all my timetable, I went to total body sessions: it's a lession with step and the help of some weigths in order to train every muscle in the body, obviously mad in rythm with music.
Yesterday it was the last session of the year (it's getting too hot for me to stay in the gym), and after one year of training, in the first exercise where I had to stretch a rubber band, I easily wrenched it: super Saiyan is still here 
The best part of the lession where the 20 girls involved in it, even the instructor, and I was the only male 
Mental note: remember to reserver total body lessons on wednesday and not friday as usual