Warner Bros.’ ‘A Star Is Born’ and ‘Crazy Rich Asians’ get enthusiastic reactions at CinemaCon

Warner Bros. Pictures upped the star power on Tuesday night as the studio promoted its film slate for theater owners at CinemaCon, the annual film industry conference in Las Vegas.

The Burbank studio packed the Colosseum stage at Caesars Palace with celebrities (including Sandra Bullock, Anne Hathaway…