Kamala Harris looks delighted to see Katy Perry and Orlando Bloom at rally on last day of election

Kamala Harris looked delighted to see Katy Perry and Orlando Bloom at her rally in Pittsburgh last night.

The 'Firework' singer performed at the event, just hours before the first votes were cast in the US election.

The stars came out in support of Ms Harris across several key battleground states last night, with , Will.I.Am, Jon Bon Jovi, Ricky Martin and Oprah Winfrey all appearing at celeb stuffed concert rallies.

With the Presidential election still neck-and-neck going into polling day, Ms Harris has bet on high-profile endorsements from superstars including , Jennifer Lopez and Cardi B in recent weeks.

on the other hand has leant on controversial figures like erratic tech billionaire Elon Musk, RFK Jr, the conspiracy theorist and nephew of slain President John and podcaster Joe Rogan.

Ms Harris closed out with a message of optimism - and described Philadelphia's 'Rocky Steps', where she held her final rally, made famous by Sylvester Stallone's Oscar winning 1976 movie, as "a tribute to those who start as the underdog and go on to victory."

She said: "Our campaign has tapped into the ambitions and the aspirations and the trains of the American people. We are optimistic and we are excited about what we can do together and we know it is time for a new generation of leadership in America.

"And I am ready to offer that leadership as the next president of the United States of America."

[Lady Gaga](https://www.mirror.co.uk/all-about/lady-gaga) took to the stage late into the evening, performing God Bless America from the piano, before giving a short speech.

She said: "Today I am holding in my heart all the tenacious women who made me who I am. I cast my vote for someone who will be a President for all Americans."

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Ms Winfrey took to the stage in Philadelphia alongside some first-time voters, then addressed the crowd: "We are voting to defend and protect the constitution of the United States.

"We are voting for values. We're voting for values and integrity. We are voting for the right to choose what happens to our own bodies. We are we are voting to save ourselves from this precipice of danger where we now stand."

Earlier, in Pittsburgh, the vice president's rally featured Cedric the Entertainer, and Andra Day.