A former SeaWorld exec just joined the company that was at one time rumored to be buying SeaWorld. When Joel Manby abruptly resigned from his CEO...
Something to keep in mind: per the agreement SEAS made with ABIB; if SEAS is bought out by a competitor, they would lose the Busch Gardens branding. This also holds true if either park is sold off. Whether or not they could get a new licensing deal would totally be on ABIB.
If ABInbev gets money from it without doing anything for it they would sign an agreement.