2 bit night club comedian played by Jim Carrey is courier or "mule" for the mob, transferring contraband and information among crooked clubs. Becomes internationally successful star reminiscent of the real Jim Carrey; knows too much so the mob sinks his pleasure boat.
POV character is on a nearby boat, feels explosion in the water, dives overboard and sees last of ship going down. sharks begin to circle so he has to surface and can't be sure what he saw.