Oscars 2015: How Lady Gaga Celebrated Epic 'Sound of Music' Performance

— -- Everyone is buzzing about Lady Gaga's epic "Sound of Music" tribute Sunday night that also featured a big hug from the movie's iconic star Julie Andrews.

Gaga's pipes were on full display and she dressed in a chic silver gown that did the movie tribute justice. The Oscars celebrated the movie's 50th anniversary.

After her amazing performance and welcoming of Andrews to the stage, Gaga posted a sweet photo.

"Me right now. What a night. Congratulations to all the nominees, performers, and winners! Let's party!" she wrote with an emoji of a martini. In the pic, Gaga is on the floor, smiling after earning a well-deserved standing ovation from the Oscars audience.

After the show, she also posted a picture from the Vanity Fair after party. Gaga had changed her dress into a sleek black number. Enjoy the moment Gaga, you earned it!