By Sarah Bull She's always been very vocal about how much her closest friends mean to her. But as Rihanna headed out with best friend Melissa Forde last night, the pair are more than just friends when the singer wrote on her Twitter page that she was on her 'first date in two years'. The 24-year-old later added: '#datenight my lover for the night @mforde11.' Scroll down for video The drought is over! Last night Rihanna headed out on her first date in two years, with female friend Melissa Forde Like what you see? Rihanna also tweeted a picture of her sexy suspender tights As the pair headed out for dinner at the Giorgio Baladi restaurant in Santa Monica, before moving on to The Roxbury Nightclub, Rihanna wore a relatively modest white shirt dress with a pair of sexy Pretty Polly suspender tights. As the singer walked along, her shirt dress fell open on her leg - revealing the black nylons with red detailing underneath. Rihanna paired the outfit with a pair of black stiletto heels as she dined at the Giorgio Baldi restaurant. More than friends? The pair sparked rumours about their relationship as they put on an affectionate display while heading home from their evening out Posing up: Rihanna also shared a picture of herself and Melissa inside the Giorgio Baldi restaurant in Santa Monica on her Twitter page Later in the evening, Rihanna added, somewhat cryptically on her Twitter page, added: 'Beautiful is great, submissive is even better. 'Bawse b***h who's submissive yet the captain of the ship n HONEST...#priceless #marryME.' It's not the first time Rihanna has found herself at the centre of claims about her sexuality. In 2011, it emerged that the singer had apparently had a lesbian relationship with model Natasha Burton, who revealed the affair in her book Low Down Dirty Shame. Talking about the relationship, Natasha wrote: 'I wasn’t sure I could take her serious, so I took it one day at a time. We instantly had a connection. I could listen to her for hours, discuss media, music and fashion.' Dinner date: Rihanna wore the sexy outfit for a meal at the Giorgio Baldi restaurant in Santa Monica Meanwhile, Cee Lo Green also said that when he toured with her he noticed that she had a huge lesbian following. He said: 'Let me be specific. Rihanna has a large lesbian community that comes out to see her shows. 'Cause she does a lot of girl-on-girl kind of stuff. 'It's very racy and sexually charged. And I like that. I like aggressive and sexually liberated women. It's hot to me.' What's going on here? Rihanna later posted a picture of herself and a group of people The last person Rihanna was romantically linked to was actor Ashton Kutcher, after she was apparently seen leaving Ashton's house in the early hours of the morning last month. Since then, Rihanna has refused to comment on the reports, labelling the question 'disappointing' when she was asked about the romance while promoting her movie Battleship in London. She instead answered: 'I am happy and I’m single, if that is what you are asking.' Video: Rihanna sings Bob Marley at Women's Cancer Research charity gala in Beverly Hills source:dailymail