'Black Panther' is mainly comprised of black actors
James Dean gives a thumbs-up sign from his Porsche 550 Spyder while parked on Vine Street in Hollywood in 1955, not long before he was killed in a wreck in the same car.
Beatle John Lennon gives a thumbs- up to bandmate George Harrison (1943–2001) after passing his driving test on February 16, 1965.
Ringo Starr signals a double thumbs- up before leaving Heathrow Airport to rejoin his band on tour in Australia. The 23-year-old Beatles' drummer had just been discharged from hospital after being bedridden for eight days with tonsillitis and pharyngitis.
Not bad, eh? Paul McCartney gives a thumbs-up after being awarded the Legion d'Honneur (Legion of Honor), the highest French order of merit, presented to the former Beatle on September 8, 2012 at the Élysée Palace in Paris.
Arnold Schwarzenegger gives a thumbs-up at his office in August 2003 in Santa Monica. On the previous day, the actor announced his candidacy for governor of California on 'The Tonight Show with Jay Leno.' Schwarzenegger went on win the election.
Michael Jackson, the "King of Pop," flashes a thumbs-up sign at the Lumiere Institute in Lyon, France, in June 1997.
Taylor Swift performs on ABC's 'Good Morning America' and flashes a thumbs-up in Times Square on October 2012 in New York City.
Bob Hope and Frank Sinatra give Bing Crosby (1903–1977) the thumbs-up as the trio prepare for a game of golf in Hollywood in 1944.
John Travolta giving the thumbs-up surrounded by photographers as he adds his hand and foot prints to the cement at Grauman's Chinese Theatre in Hollywood in June 1980.
Will Smith gives a thumbs-up as he arrives for the 2004 premiere of 'Raising Helen,' screened during the 3rd Annual Tribeca Film Festival in New York City.
Dwayne Johnson, aka "The Rock," seen during the GQ Celebrates Its Third Annual Movie Issue show held in Hollywood in February 2002.
John Cusack directs a thumbs-up to someone in the crowd as he arrives for the 2003 'Runaway Jury' Los Angeles premiere.
It's a thumbs-up for the cameras as Eva Longoria attends the Young Hollywood Votes ceremony in Beverly Hills in 2004.
Kim Basinger arrives at the Egyptian Theatre in Hollywood in December 2004 for a special screening of her latest film 'The Door in the Floor,' which was part of a tribute to the Academy Award-winning actress.
Sacha Baron Cohen as Borat at Grauman's Chinese Theater in Hollywood in 2006 for the world premiere of 'Borat! Cultural Learnings of America for Make Benefit Glorious Nation of Kazakhstan.'
Sources: (History) (American Film Institute)
See also: Funny celebrity moments: pranksters of the red carpet
Australian actor High Jackman also poses with a double thumbs-up as he arrives for the Los Angeles screening of 'X-Men Origins-Wolverine' at Grauman's Chinese Theater in April 2009.
English actress Emma Thompson is honored at the Hollywood Walk of Fame Star ceremony in August 2010.
Melissa McCarthy expresses her delight with a double thumbs-up on stage after announcing the 63rd Primetime Emmy Awards nominations.
A rather downcast thumbs-up from Robert Downey Jr. as the actor arrives at the premiere of 'Iron Man 3' in Hollywood in 2013.
Director Steven Spielberg attends the 44th AFI Life Achievement Awards gala tribute held in honor of movie soundtrack composer John Williams at the Dolby Theatre in June 2016 in Hollywood. It was the first time a film music composer had received the accolade.
Oprah Winfrey attends the premiere of 'Boo! A Madea Halloween' at ArcLight Cinemas Cinerama Dome in October 2016 in Hollywood.
The Canadian singer-songwriter in buoyant mood as she arrives at the 2011 Teen Choice Awards held at Gibson Amphitheatre in Universal City, California.
Susan Sarandon gives a thumbs-up to the assembled press at the 39th Annual Chaplin Award gala at Alice Tully Hall in New York City in 2012.
Behind the thumb is Kirsten Dunst, arriving at the 2012 premiere of the comedy 'Bachelorette' in Hollywood, California.
A clearly happy Lupita Nyong'o attends the 'Informed Consent' 2015 opening night after party in New York City.
A winning thumbs-up from Jennifer Lawrence, who took home the award for Best Actress in a Motion Picture-Musical or Comedy for 'Joy' during the 73rd Annual Golden Globe Awards in Beverly Hills in 2016.
Henry Winkler (left) as Arthur 'The Fonz' Fonzarelli and Ron Howard as Richie Cunningham in the sitcom 'Happy Days,' around 1980. Howard is today one of Hollywood's most successful movie directors.
Sean Connery unveils his new book entitled 'Being a Scot' at the Edinburgh Book Festival in August 2008. The memoir by the former James Bond actor was well received.
Swedish supergroup ABBA give a collective thumbs-up after winning the Eurovision Song Contest with their song 'Waterloo' at Brighton, England, in April 1974.
George Michael seen in 1988 at the wheel of his car driving away while giving a thumbs-up sign.
Steven Tyler, front man of American rock band Aerosmith, announces the group's 1991 world tour with a beaming double thumbs-up.
Kim Kardashian gives a double thumbs-up to her audience during a promotional visit to Melbourne, Australia, in 2012.
The thumb signal, or thumbs-up, is a common hand gesture made to express approval or satisfaction with something or someone. It's used by most of us, including celebrities who often employ the sign at award ceremonies, red carpet arrivals, and in front of fans and admirers.
Click through and take a look at these stars caught with their thumbs up.
Celebrities caught with their thumbs up
February 18 is Thumb Appreciation Day
CELEBRITY Fun
The thumb signal, or thumbs-up, is a common hand gesture made to express approval or satisfaction with something or someone. It's used by most of us, including celebrities who often employ the sign at award ceremonies, red carpet arrivals, and in front of fans and admirers.
Click through and take a look at these stars caught with their thumbs up.