'It feels cool, but I didn't realize it was slowly eroding our intimacy...' Find out which stars have had THREESOMES and what it did to their relationships!

According to Benjamin Mascolo, he and his ex-girlfriend Bella Thorne invited other girls to join them over the course of their three-year relationship. However, what Benjamin thought was exciting at first eventually damaged their relationship beyond repair. During a recent interview with Luca Casadei on the podcast 'One More Time', the singer said: "There was a period when she used to be with girls while I was in Italy. "It also happened that we had threesomes with other girls. First you think, ‘Wow, that’s great. I have a girlfriend, we are in love and I can also sleep with other girls: models, actresses... “It feels cool, but I didn't realize it was slowly eroding our intimacy.” The singer admitted that he regretted those liaisons as his and Thorne's relationship "became toxic" as a result of their antics.

Amber Rose once shared a bed with a third person, but she absolutely hated the experience. Recalling the experience on her podcast 'Loveline with Amber Rose', the model said: "We kinda just got together. It was a guy and a girl and it was horrible. "I hated it, because I feel like I am a very passionate lover and I like that one-on-one passion. With the threesome I felt like there was no passion. There was no kissing and rolling around. All those moments were not there."

Being a married man didn’t stop the champion golfer from keeping it with just one girl. Former Madame to the stars Michelle Braun revealed that Tiger liked to stalk more than one women at a time. Speaking to the New York Daily News in 2009, she said: "He usually wanted more. He liked it three-ways. "He could go for days. He'd pay a flat rate for an evening, but an evening would usually be extended. The girls would talk about his stamina." Following the scandal about Tiger's extra-marital affairs his Elin Nordegren divorced him after six years of marriage in 2010.

Demi Moore revealed that she and ex-husband Ashton Kutcher shared several experiences with another partner in her memoir 'Inside Out'. Demi explained that she "wanted to show him how great and fun" she was but her wild side backfired on her after Kutcher allegedly used it as an excuse to cheat. The actress continued: "Because we had brought a third party into our relationship, Ashton said that blurred the lines and, to some extent, justified what he'd done."

'The Real Housewives of Beverly Hills' star has allowed another woman into her bedroom on a few occasions, but she doesn't consider herself to be bisexual. She said: "I don’t swing both ways, I’ve been with women and usually there’s a man involved … It’s only been a few times in my life. If it happens it happens. That’s not something that you plan for. I feel like it has to be organic."

The singer has admitted that he has been in some "really, really fun" three-way situations. But Miguel also told Hot 97 that "there's been some real bad threesomes too, where it's like, you don't know what you're doing, and you're okay but this is not right, this is not my vibe. I love to be in control".

Jada Pinkett-Smith experimented with the practice when she was much younger but she felt the experience lacked intimacy. The 52-year-old actress - who is married to Will Smith - revealed on an episode of her Facebook 'Red Table Talk' that "I had a threesome once. I was very, very young. Like early, early 20s. I didn't like it. "It just didn't have the level of intimacy [I wanted]. But I tried it once and I was like, 'Well, that's not for me'".

To the surprise of no one, Charlie Sheen has shared his bed with many, many, many women over the years. At one stage in his life, Charlie lived with his two 'goddesses' Natalie Kenly and Bree Olsen. Discussing the experience back in March 2011, Natalie told the New York Post newspaper: "Our bed is big enough for all three of us, and we take turns sleeping in the middle. If someone's really tired. There's always a place for them to sleep in peace."

The pop idol admitted it was an experience she'd had, but was reluctant to elaborate on it further. When asked if she'd had a three person bedroom experience, Gaga answered: "Umm, well I suppose I have, yes. I don't want to reveal too much. I just can say the truth."

In her memoir 'My Life So Far', the actress admitted that she and ex-husband Roger Vadim had invited others into their relationship, but she came to realise she only did it to please her partner. Jane wrote: "Sometimes there were three of us, sometimes more. Sometimes it was even I who did the soliciting. "So adept was I at burying my real feelings and compartmentalizing myself that I eventually had myself convinced that I enjoyed it."