Quake: Because he is worry that you have murmuring in you sleep.

Thunderstorm: kicks you out of the bed, because he hates you for being next to him. And maybe because he is uncomfortable with someone next to him when sleeping.

Cyclone: Hungry and wants chocolate cake so he woke you up to buy him one.

Blaze: Because he is hyped up, and do stupid stuff by making weird alien sounds

Ice: Because his snores are loud asf.

Thorn: Because he has a nightmare.

Solar: Because he sleep-kick you out of the bed and blame you that you're the one who woke him up.