Gracie Abrams in Phila. tomorrow (10/8): Where to buy tickets to her sold-out show

Gracie Abrams' "The Secret of Us Tour" sold out within hours.

The singer has opened for Taylor Swift for much of the "Eras Tour" and will do so again this fall.

The "I Love You, I'm Sorry" singer released her second album, "The Secret of Us," in June. Special guest on her tour is Role Model.

She will perform on Tuesday, Oct. 8 (before the Swift tour resumes on Oct. 18) at The Met in Philadelphia.

Fans can buy tickets here (prices are as of the time of this publication):

Stubhub, prices start at $268

Vivid Seats, prices start at $309

SeatGeek, prices start at $307

There are only two more stops on Abrams' tour before she joins Swift on her tour. They are:

Oct. 9 - Boston, Massachusetts

Oct. 10 - Portland, Maine

Abrams will open for Swift Oct. 18-20 in Miami, Florida; Oct. 25-27 in New Orleans, Louisiana; Nov. 1-3 in Indianapolis, Indiana; Nov. 14-16 in Toronto, Canada; and Nov. 21-24 in Toronto, Canada.