The evening event is just the kickoff of a weekend of fundraising activity.
The first lady, too, will headline a fundraiser and private events, according to sources.
That said, a source of concern, naturally, are recent polls.

US President Joe BidenGetty
News coverage has been a stream of coverage on the numbers and seemingly endless debate over what they mean.
As one bundler source put it, I think everyone is worried.
Anxieties and elections go hand and glove.

Costos and Smith also hosted Bidens first major Los Angeles event of his 2020 campaign.
Other candidates also avoided Hollywood.
said Ray, given that so many in the industry were going without an income.
As the strikes ended, that quickly changed, and candidates quickly started scheduling fundraising events.
But that is not expected to affect Bidens events, aimed at a cross section of donors.
The maximum contribution to the Biden Victory Fund is $929,600.
He also believes that donors are starting to look at the choice of Biden versus Trump.
Biden is a hero to those people, Ray said.
Harris was even interrupted by someone at the event who called for a ceasefire.
Violence of any kind will not be tolerated, the LAPD said.
The organization also has declared a national state of emergency for LGBTQ+ people.
The answer is yes.
A Trump campaign spokesperson did not immediate return a request for comment.
The Choice
Polls also show that voters wouldlike a different choicethan a Biden vs. Trump rematch.
Trump also faces a year fighting legal battles.
His trial on January 6th criminal charges is scheduled to start in early March.
Haley, though, still is far to the right of Hollywoods base of heavily Democratic and progressive donors.
I gave up on polls in 2016.
We are still far out from the election.
He called the election a real all hands on deck moment for democracy.