If you haven't seen "Transformers: Revenge of the Fallen" yet, I am about to save you some money. Please enjoy this condensed version, which captures the gist of the 2.5 hour movie in one minute:

If that's not enough for you, check out Topless Robot's AMAZING Transformers 2 FAQ, which will answer all of your questions about Michael Bay's mind-flaying cinematic phantasmagoria.