Minions the junior novel.

The story of Minions begins at the dawn of time. Starting as single-celled yellow organisms, Minions evolve through the ages, perpetually serving the most despicable of masters. Continuously unsuccessful at keeping these masters--from T. rex to Napoleon--the Minions find themselves without someone to serve and fall into a deep depression. But one Minion named Kevin has a plan, and he--alongside teenage rebel Stuart and lovable little Bob--venture...