Lady Gaga and Jennifer Lopez<br />to Perform at Joe Biden’s Inauguration .<br />On January 14, the official Biden Inaugural<br />Committee released the lineup for Joe Biden<br />and Kamala Harris' Inauguration Day.<br />Lady Gaga is set to sing the<br />national anthem during the ceremony.<br />Jennifer Lopez is slated to put<br />on a musical performance. .<br />Gaga took to Instagram to celebrate<br />the occasion, saying she was “deeply honored”<br />to celebrate the “historic inauguration.”.<br />I am deeply honored to be joining<br />@BidenInaugural on January 20 to<br />sing the National Anthem and celebrate<br />the historic inauguration of<br />@JoeBiden and @KamalaHarris!, Lady Gaga, via Instagram.<br />Lopez also celebrated the announcement,<br />simply sharing three hearts and the hashtag<br />#Inauguration2021 on her Twitter. .<br />Both Gaga and Lopez were vocal supporters<br />of Biden during the 2020 presidential election season. .<br />Gaga did campaign work for Biden<br />and encouraged people to vote. .<br />Lopez and her husband, Alex Rodriguez,<br />officially endorsed Biden in October 2020.