To start wit there ia the prologue involving scrat but of course as no ice age movie would be complete with him. His desperate effort to safeguard his food scouse.
Other highlights of this movie is buck a complete bonkers one eyed wease whose madness is balanced with genuine. After all its buck who comes up with the grand plan to save the planet.
Collision course is a relentless fun filled fast pasced amd most resect part in a long running series that is pretty much sure to keep the kids