I'm Melissa Lee and this is Fast Money.

Tonight's trader-up Guy Dami, Tim Seymour, Steve Grasso, and Karen Feinerman.

Tonight on Fast, the Fed's big shift stocks rally.

As the Federal Reserve announces an historic policy change, the big money details straight ahead.

Plus, shares of GAP surging in the after-hour session on earnings, the company's call is just kicking off.

We'll bring you all the headlines and later, Beyond Meat goes beyond the grocery store. We'll tell you all the headlines and later beyond the grocery store.

We'll tell you about the big consumer play that got shares of the fake meat maker

sizzling today, but we start off with the Tik-Toc twist.

Walmart teaming up with Microsoft in a bid for the popular social media app. Tik It's got all the details. Julia.

Well, Melissa, the news keeps coming on this one. Reuters just reporting that China's bite dance told Tik-talk engineers this week to make contingency plans

should it need to shut down its U.S.

operations.

Tik-Tock confirming to us just now that they are preparing for various scenarios

including the potential of a forced shutdown, telling us, quote, we are

simultaneously developing plans to try to

ensure that our U.S. employees continue to get paid in any outcome.

Now this comes on the heels of Walmart confirming that it's teeming up with Microsoft to bid for

Tik-Tok as the government forces a sale by Tik-Tok's Chinese parent bite dance.

Walmart telling us, quote, we believe a potential relationship with Tik-Tok,

U.S. in partnership with Microsoft could add

this key functionality and provide Walmart

with an important way for us to reach and serve

...