Crews have been setting up the venue for the rally and concert since Thursday.
Road closures around the Philadelphia Museum of Art are expected through Tuesday.
Road closures in effect around Art Museum in preparation for Harris' Election Eve rally on the par
The Harris campaign revealed who will take the stage in front of the Philadelphia Museum of Art in support of the vice president on Monday night.
Among the star-studded lineup is Lady Gaga, Oprah, The Roots, Jazmine Sullivan, Freeway and Just Blaze, DJ Cassidy, Fat Joe, DJ Jazzy Jeff, Ricky Martin, and Adam Blackstone.
The Philadelphia event is part of a series of simultaneous organizing events the campaign is holding in all seven battleground states to mobilize voters ahead of Election Day.
The election eve rally on the parkway is set to begin at 5 p.m. Monday night. The entire Ben Franklin Parkway from Logan Square at 18th Street through Eakins Oval is closed as of 5 a.m.
Candidates focus on Pennsylvania as Election Day draws near
Pennsylvania is key in this election, and that's why the candidates are focusing their time in the Keystone State in the days leading up to the election.
Harris will start the day on Monday at a canvass kickoff in Scranton before delivering remarks at a rally in Allentown. She will then travel to her rallies and concerts in Pittsburgh and Philadelphia.
Donald Trump plans four rallies in three states, beginning in Raleigh, North Carolina and stopping twice in Pennsylvania with events in Reading and Pittsburgh.
SEE ALSO | Trump campaign rallies across Pennsylvania as Election Day approaches
Second Gentleman Doug Emhoff spoke to a crowd at Sharon Baptist Church in Wynnefield Heights on Sunday. He encouraged the folks sitting in the pews to vote for his wife, Kamala Harris. He also spoke about her resilience, stepping into the role over the past couple months
"She knew what to do. We needed somebody to step up, nobody had to explain it to her, she just knew, and then she knew she had to become the best version of an already incredible woman and that's what she's been for this whole fifteen weeks," Emhoff said.
Meanwhile, Harris spent Sunday campaigning in Michigan. One of her stops also included speaking to the faithful at a church in Detroit.
"As a nation, we face real challenges. We face real challenges. We carry real burdens. We feel real pain. And we must remember that faith combined with our actions gives up power. The power to move past division and fear and chaos," said Harris.
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Harris focused on key issues she wants to tackle, and didn't mention former president Donald Trump by name. Staffers say it's part of her strategy to keep things positive in the final stretch.
"Right now each of us has an opportunity to make a difference. In this moment our country is at a crossroads and where we go from here is up to us. As Americans and as people of faith," said Harris.