It's lonely at the top!
One jerk even called her a name we'd rather not type!
Check out the rudeness ...AFTER THE JUMP!!!
The 15 year old tried to outshine her older half sister's baby bump by showing off her flat and toned tummy in a white, cropped bustier top and skin tight cream colored pencil skirt.
A gold chain, nude pumps, soft model waves and a face full of makeup completed Kylie's grown up red carpet look.
We're not exactly sure if this was age appropriate, but we'll give her an A for effort for trying to steal the spotlight from Kimmy.
[Image via Getty Images.]