David Cassidy's life in pictures

David Cassidy died at age 67 on Nov. 21, following a battle with dementia. Wonderwall.com is mourning the late teen idol, who shot into the spotlight in the early '70s when he starred as Keith on "The Partridge Family," by taking a look back at his life in pictures. Keep reading to relive the beloved singer-actor's biggest moments…

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In 1970, David Cassidy appeared in a promotional photo for ABC's "The Partridge Family" along with co-stars Susan Dey, Jeremy Gelbwaks, Shirley Jones, Danny Bonaduce and Suzanne Crough.

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David Cassidy joined his father, actor Jack Cassidy, and his step-mother, "The Partridge Family" co-star Shirley Jones, at the 23rd Annual Primetime Emmy Awards at the Pantages Theatre in Hollywood on May 9, 1971.

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David Cassidy and his step-mom, "The Partridge Family" co-star Shirley Jones, were photographed together on Jan. 7, 1972.

David Cassidy appeared in a head shot around the time he starred on ABC's "The Partridge Family," which aired from 1970 to 1974.

David Cassidy appeared in a promotional photo for ABC's "The Partridge Family," which aired from 1970 to 1974, along with co-stars Shirley Jones, Danny Bonaduce, Brian Forster, Suzanne Crough and Susan Dey.

David Cassidy posed in his iconic costume from ABC's "The Partridge Family," which aired from 1970 to 1974.

David Cassidy and his step-mom, "The Partridge Family" co-star Shirley Jones, were all smiles while posing together in 1972. They remained close following the death of David's father, actor Jack Cassidy, in 1976.

David Cassidy danced during a performance on May 29, 1974.

David Cassidy and his mother, actress Evelyn Ward, posed together circa 1975.

David Cassidy, who released 12 studio albums over the course of his career, posed for a photo at a piano in 1977.

David Cassidy wed actress Kay Lenz at the Little Church of the West in Las Vegas on April 3, 1977.

David Cassidy teamed up with his half-brothers — Shaun Cassidy, Patrick Cassidy and Ryan Cassidy — to honor his step-mother, actress Shirley Jones, for her work with the National Leukemia Broadcast Council at an event in Los Angeles on Oct. 8, 1979.

David Cassidy married his second wife, horse breeder Meryl Tanz, in Easton, Maryland, on Dec. 15, 1984.

David Cassidy and Sue Shifrin, whom he wed in 1991, attended the British Film Institute Awards on Sept. 20, 1987.

David Cassidy and his son, Beau, who was born in 1991, attended MTV's 5th Annual Rock 'n Jock Softball Game in Long Beach, California, on Jan. 19, 1994.

David Cassidy posed with his half-brother, Shaun Cassidy, circa 1994.

David Cassidy attended the 1998 Fairway to Heaven Golf Tournament in Las Vegas with his third wife, Sue Shifrin, and their son, Beau.

David Cassidy and half-brother Patrick Cassidy were joined by their wives, Sue Shifrin and Melissa Hurley, at the Dream Foundation's Le Cabaret des Reves fundraiser on Sept. 25, 2002.

David Cassidy hugged "The Partridge Family" co-star Danny Bonaduce during MTV's TCA presentation in Los Angeles on July 23, 2004.

David Cassidy reunited with step-mom Shirley Jones at the 49th Annual Drama Desk Awards in New York City on May 16, 2004.

David Cassidy signed copies of his memoir, "Could It Be Forever? My Story," in London on March 7, 2007.

David Cassidy and his daughter — "Arrow" actress Katie Cassidy, whom he did not raise — attended the 9th Annual Family Television Awards Dinner in Los Angeles on Nov. 28, 2007.

David Cassidy promoted "Ruby & the Rockits," his short-lived ABC Family sitcom, during the ABC Disney Summer press tour party in Pasadena, California, on Aug. 8, 2009.

Shaun Cassidy, Shirley Jones, David Cassidy, Ryan Cassidy and Patrick Cassidy posed on the set of ABC Family's "Ruby & the Rockits" after taping the episode "50 Ways to Heave Your Mother," which aired on Sept. 15, 2009. The short-lived sitcom was a family affair: David and Patrick starred on the show, which Shaun executive produced. Ryan served as the set decorator, and Shirley guest-starred on one episode.

David Cassidy shot a competition involving a pizza restaurant for the fourth season of "The Celebrity Apprentice" in New York City on Oct. 19, 2010. (He was the first star to be sent packing.)

David Cassidy took his "Once In A Lifetime" tour to the LG Arena in Birmingham, England, on Nov. 9, 2012.

David Cassidy appeared in a mug shot taken by the Schodack Police Department following his arrest on charges of felony DWI in Schodack, New York, on Aug. 21, 2013. He was arrested three times for driving under the influence between 2010 and 2014.

David Cassidy performed at B.B. King Blues Club & Grill in New York City on Jan. 10, 2015.

David Cassidy and his girlfriend, Maura Rossi, posed together at his home in Fort Lauderdale, Florida, on July 22, 2015.

Eamonn Holmes and Ruth Langsford interviewed David Cassidy via satellite from his home in Miami as part of Britain's "This Morning" show in London on Sept. 11, 2015. The former teen heartthrob filed for bankruptcy earlier that year.

David Cassidy performed during the final stop of his farewell tour at B.B. King Blues Club & Grill in New York City on March 4, 2017. Just a few weeks earlier, the former teen idol revealed that he'd been suffering from dementia.