© Getty Images

Leonardo DiCaprio & Ban Ki-Moon - The actor has a good relationship with Ban Ki-Moon, the former Secretary-General of the United Nations. They have appeared together at the UN Climate Summit.

© Getty Images

Kanye West & Donald Trump - The rapper and former President Trump went public with their friendship in 2016, but apparently they also go way back. “We've been friends for a long time,” Trump said in 2016.

© Getty Images

David Beckham & Tony Blair - The former UK prime minister and the soccer star were two figures of Cool Britannia. The duo seem to have a good relationship.

© Getty Images

Jay-Z & Barack Obama - Jay-Z and Obama are very chummy. "I've [...] had texts from Obama," the rapper told Hot 97 radio station. When Obama was re-elected president in 2012, Jay-Z rapped "I’ve got 99 problems but Mitt ain’t one," during a performance, as reported by USA Today.

© Reuters

Stormzy & Jeremy Corbyn - The rapper and the leader of the UK's Labour Party are an unlikely pair. Corbyn even presented Stormzy with the best solo artist prize at the GQ Awards in 2017.

© Getty Images

Ted Danson, Mary Steenburgen & The Clintons - The acting couple are both close pals with the Clintons. According to Bustle, Bill Clinton even walked Steenburgen down the aisle at the couple’s wedding.

© Getty Images

Dennis Rodman & Kim Jong-Un - Probably the most bizarre couple here, the former NBA star and North Korea's head of state have a good relationship.

© Getty Images

Tommy Lee Jones & Al Gore - Former Vice President Al Gore and actor Tommy Lee Jones used to be roommates at Harvard University. The duo remain pretty close.

© Getty Images

Richard Gere & Angela Merkel - The Chancellor of Germany is quite close with the actor. "I come from a country that is very chaotic at the moment, and frankly we are looking to Germany to inspire us," Gere once told Merkel, as reported by The Local.

© Getty Images

The Duggars & Ken Cuccinelli - This American reality TV couple are close with politician Ken Cuccinelli, and campaigned for him in 2013.

© Getty Images

George Clooney & Walter Veltroni - The actor has a close relationship with Walter Veltroni (right), the former mayor of Rome. Veltroni even officiated Clooney’s wedding to Amal Alamuddin in 2014.

© Getty Images

Elvis Presley & Richard Nixon - Talk about an unlikely couple! What’s weirder is that the hedonist singer actually supported the former president’s fight against drugs, according to Time.

© Getty Images

Elizabeth Hurley & William Cash Jr. - The British actress apparently has close ties to William Cash Jr., a former candidate for the UK Independence Party.

© BrunoPress

Meryl Streep & Hillary Clinton - Two powerful women with a lot of influence, Streep and Clinton apparently go well back. When Clinton was asked about who’d play her in a movie, she said, "Meryl Streep, of course."

© Getty Images

Steven Seagal & Vladimir Putin - Seagal was a star of cinema back in the '80s and '90s. He has since become close with President Vladimir Putin, and now serves as the Russian Special Envoy to the United States.

© Reuters

Clint Eastwood & Mitt Romney - The actor has close ties with Mitt Romney, and made a famous speech in support of him before Romney’s presidential nomination for the Republican Party in 2012.

© Getty Images

Arnold Schwarzenegger & Angela Merkel - Merkel has a fair few celebrity friends, including actor and fellow politician Arnold Schwarzenegger.

© Getty Images

Oprah & Michelle Obama - Oprah and Mrs. Obama are two influential friends. In 2014, they were pictured partying together in Maui.

© Getty Images

Ben Mulroney & Justin Trudeau - It’s not a surprise that Trudeau is friends with this Canadian TV host, as both are sons of former prime ministers.

© Getty Images

Tom Brady & Donald Trump - The NFL star has called Trump his "friend." However, Brady doesn’t see eye to eye with his president on certain things, such as Trump’s negative reaction to NFL protests.

© Getty Images

J.K. Rowling & Gordon Brown - As documented by Reuters, the 'Harry Potter' author has long been a friend of the former UK prime minister. She even donated £1 million to his party, but Brown nevertheless lost the following election.

© Getty Images

Kal Penn & Barack Obama - The actor worked as an associate director in the White House Office of Public Engagement under the Obama administration, becoming close with the former president.

© Reuters

Manny Pacquiao & Rodrigo Duterte - The pro boxer has a close relationship with Rodrigo Duterte, president of the Philippines. Pacquiao even works as a senator, and Duterte apparently sees the boxer as his successor.

© Getty Images

Cynthia Nixon & Alexandria Ocasio-Cortez - Sure, actress Cynthia Nixon is also a politician these days. However, that doesn’t make her bond with this US congresswoman any less special.

© Getty Images

Gérard Depardieu & Vladimir Putin - The French-born actor became a naturalized Russian in 2013. “I know Mr. Putin well; I like him a lot,” he once said at Cannes.

© Reuters

Bruce Springsteen & Barack Obama - Obama has close ties with "The Boss." The musician played a farewell gig for the former president in 2017.

© Reuters

Tom Hanks, Steven Spielberg & Angela Merkel - Merkel's Hollywood connections include Tom Hanks and Steven Spielberg. She met with the duo while they were filming 'Bridge of Spies' in Berlin.

© Getty Images

Rihanna & Emmanuel Macron - Okay, so Rihanna and the French president aren’t the closest of friends. However, they did join forces earlier in 2018, pledging to improve education in developing countries.

© Reuters

Jon Stewart & Anthony Weiner -

As reported by Time, the comedian and Anthony Weiner lived together after college. However, they don’t seem to be on good terms anymore.

See also: The richest US presidents in history

© Getty Images