Jacob Tremblay, the adorable nine-year-old actor who starred alongside Brie Larson in Room, was poised and confident on the Oscars red carpet on Sunday. 11 times Jacob Tremblay stole the show at the Oscars https://t.co/XUZvIuuWsQ pic.twitter.com/XH8cdlNl0n — Mashable (@mashable) February…