Former President Barack ObamaBarack Hussein ObamaBiden: Democrats' spending plan is 'a bigger darn deal' than Obamacare Harris stumps for McAuliffe in Virginia Biden to stump with McAuliffe Tuesday MORE is planning a big bash for his 60th birthday in Martha's Vineyard, sources tell The Hill. 

The former president, who has spent recent weeks at his home on the posh island, is expected to be joined by dozens of friends at his oceanside abode, set on nearly 30 acres.

“It's going to be big,” said one source.

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It's unclear who will be in attendance but one source said many A-listers and friends of the Obamas, including Oprah WinfreyOprah Gail WinfreyCourt rules Prince Philip's will to remain sealed for 90 years Piers Morgan joining News Corp., will host new show on Fox Nation Royal family supports BLM movement, senior representative says MORE and George Clooney, scored invites. 

Guests are being asked to have a COVID-19 test before attending the soiree at the seven-bedroom, nearly 7,000-foot mansion the Obamas purchased for $11.75 million in 2019.

Obama turns 60 on August 4th. 

The former president has a history of celebrating large milestone birthdays.

When he turned 50 in 2011, he hosted a coterie of guests at the White House to celebrate, including musicians Jay-Z and Stevie Wonder, actor Tom Hanks, comedian Chris Rock and basketball legends Charles Barkley and Grant Hill. 

The party — which featured performances in the East Room by the likes of Ledisi, Herbie Hancock and Wonder — was said to carry into the following day with guests eating barbecue and dancing. 

Obama's spokeswoman did not respond to a request for comment.