If you want your roller coasters to be smooth you have to keep practicing and editing until you get it just the way you want it.

You have to turn off the transporter option.

It looks better as it is but it's your decision.

Boomerang is kinda boring if you just watch it.

If there was a roller coaster faster and taller than KK, then it would be the best roller coatser ever, until someone makes a new roller coaster taller and faster than that one.