Check out the strength of the Worlds strongest monkey. He can do weight lifting, pull ups and chin ups and many more. He depends on you to press B/N keys so he could do it. Sometimes you just have to press them keys as fast as you can on other occasions you have to press one of them at just the right moment. You will be told what to do at the beginning of every level. This crazy monkey can do lots of great stuff when it comes to strength.