There's all those jokes about Starscream taking even the smallest opportunity to usurp control of the Decepticons, but the jokes don't even compare to reality.

Starscream's greatest moment

"MEGATRON APPARENTLY HAS A MOUTHFUL OF PEANUT BUTTER! NOW I, STARSCREAM, LEAD THE DECEPTICONS!"
/flies upside-down into a pile of glowing Jello cubes

And this is why NO ONE takes Geewunners seriously.