You could be a flyer but you have to have confidence and trust your teammates. Try a few exercises at home or at the gym, fall backward on your bed or some mats without using your arms to catch you. Once you realize you're not going to get hurt you may be more comfortable.
You could be a flyer, and don't listen to Brian, you are not fat.
you are perfectly fine go for it if you want just take deep breaths if you decide to do it nothing to be scared of some people on your team would be doing it too just ask them for more advice
you are fat as hell