It may be plucked on a beach

Sty dweller3 Athlete in the big leagues, for short3 Aussie marsupial, slangily3 "You're ___!" (baseball umpire's cry)3 ___ talk (inspirational talk before a game)3 "The Princess and the ___" (fairy tale by Hans Christian Andersen)3 Corrects, as a written piece of work5 Flag supports5