Is dating Lindsay Lohan's new addiction - as she's romantically linked to a man AND a woman

Lindsay Lohan may have cleaned up her act post-rehab - but her love life appears to be her new addiction - as she is linked to not just one new love - but two - a man AND a woman. The 21-year-old recently attended a party at the Los Angeles home of society lesbian Jeanette Longoria with Courtnenay Semel, the 28-year-old daughter of Yahoo! boss Terry Semel. Following which reports emerged that Lindsay and Courtenay were more than just friends. The pair refer to themselves as 'roommates and a Hollywood insider claimed that they have been living together in a house in Los Angeles for about a month.A source told the New York Post: "Lindsay came with Courtenay to the party around midnight and they stayed for an hour."The girls held hands and were with each other the whole time.""Lindsay seemed really nervous," said the source."It was the first time she's seen a lot of people from her past life and she seemed socially awkward - like she was sticking by Courtenay for support." The close friends left together, and were spotted the next day shopping in Beverly Hills.Semel is best known in the US for appearing in reality show "Filthy Rich: Cattle Drive".She infuriated her millionaire father by appearing in the series, produced by Jessica Simpson's father Joe, which featured a group of spoiled, rich kids trying to rough it on a Colorado ranch.But in another report Lindsay was linked to 24-year-old graphic artist and sometime actor Spencer Guilburt.Spencer confirmed: "I've seen her a lot since she's been home. And expect to see me with her more," he said.But even he seemed not exactly sure of their status. He said: "If I'm dating Lindsay, Lindsay will let you know. It will come out soon enough."The couple were spotted locking lips at Los Angeles restaurant Il Sole."She kept gazing him and they were really touchy feely," said a source.Actress Lindsay who is trying to rebuild her career after a year which saw her arrested, spend time in jail and enter rehab, recently broke up with her boyfriend Riley Giles, who she met in rehab earlier this year.But insiders said that the blonde actress who was previously romantically linked to her deejay pal Samantha Ronson, has been spending most of her time recently with Semel.A spokesperson for Lohan rebuffed the rumours and said: "The two are good friends, nothing more."