The girls of Fifth Harmony kick off their very first headlining tour tonight, Friday, Feb. 27 in San Francisco, Calif.

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Camila Cabello, Lauren Jauregui, Normani Kordei Hamilton, Dinah Jane Hansen and Ally Brooke Hernandez began their countdown last Friday, Feb. 20 and have officially wrapped it up as of yesterday, Feb. 26.

Their fun countdown ended with a final reflection picture of a mirror on a wall with "1 Day #TheReflectionTour" with two hearts. 

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"We're beyond ready to see ur beautiful faces!!" they gushed.

Cabello and Hamilton commented on Twitter Thursday night about their last day of rehearsals for the tour.

"[M]y neck hurts from so much hair flipping," Cabello said.

Hamilton revealed since their rehearsals are officially over the "show is complete".

Hernandez shared she was on the new tour bus after rehearsals ended.

"ON THE NEW BUSSSSSSSSS IM SO EXCITED TOMORROW WE START OUR FIRST SHOW!!!!" she raved.

"Ready for adventures!" she also tweeted.

The 5H Twitter account revealed earlier this afternoon, See you tonight San Fran".

Hansen couldn't contain her excitement.

"HELLA EXCITED TO PERFORM TONIGHT! SEE YOU ALL THERE !!" she enthusiastically stated.

 Fifth Harmony takes the stage at The Regency Ballroom tonight.