Guests were briefly being seated in every row at Universal's Bourne Stuntacular show.
A soundstage just outside the park's current boundaries has now opened up after 14 years.
The theme park industry still wants the state to lower its reopening standards, but even then, no county comes close to meeting those metrics.
The most recent inspection came after Universal saw large crowds over the holidays.
Loews Hotels said it was canceling the event, citing the mob attack on the U.S. Capitol.
Invites were sent days after Universal's parent company cut off political donations to Hawley and others who voted to block certification.
Knott's will now extend passes into 2022 for each day the park remains closed.
The event will see the return of the Mardi Gras Tribute Store, but larger concerts and parades will not be held thanks to COVID-19.