Although the parents of Prince Harry and Prince William seemed happily married, it turned out that both Charles and Diana were having affairs. The royal couple divorced in 1996 after separating in 1992.
While Princess Diana was married to Prince Charles, she began an affair with James Hewitt. Her former lover was later caught attempting to sell personal love letters from the late royal at an auction house.
Princess Diana's former lover, James Hewitt, has been subject of rumors claiming he's Prince Harry's real father. He has denied the rumors for years, but had to clarify them once more during an interview on Sunday Night.
The redheaded royal has since changed his ways, but in August 2012 Prince Harry was caught partying naked in Las Vegas.
The father of two made headlines when he was caught dancing in a club during a guys' ski trip weekend.
Prince Charles' younger sister's marriage to Mark Phillips endured a scandal when intimate letters written to Anne by one of the Queen's male aides, Timothy Laurence, leaked. She and Mark eventually divorced, making it the second royal divorce since Princess Margaret's.
The royal couple came under fire when people felt they weren't working enough for the Crown, even earning the nickname "reluctant royal."
The Swedish king was embroiled in scandal after a published book revealed he enjoyed "romps in seedy nightclubs," which included orgies and naked jacuzzi parties.
Queen Elizabeth II's sister married Tony Snowdon, much to the chagrin of her family. But after an abusive relationship caused Margaret to stray and begin affairs with other men, media slammed the royal as the unfaithful wife. She and Tony eventually divorced in 1978, which was the first royal divorce in 400 years.
While Charles was married to Diana, he began an affair with Duchess Camilla. After Charles and Diana divorced, a tape of an intimate conversation between Charles and Camilla while they were both married to other people leaked, and the scandal that ensued is now referred to as tampon-gate.
"Oh god. I'll just live inside your trousers or something. It would be much easier!" Charles joked on the phone call.
"What are you going to turn into, a pair of knickers?" said Camilla. "Oh, you're going to come back as a pair of knickers."
"Or, God forbid, a Tampax," Charles responded. "Just my luck!"
Prince Harry found himself at the center of a media firestorm once again when he dressed up as a Nazi for Halloween.