The 41-year-old singer - who has two children with wife Ayda Field - recently gushed about his admiration for ''beautiful'' Adam, 33, and revealed his wish to collaborate with him on a single.
He told The Sun: ''I was really flattered by that, I was surprised he even knew who I was. He's amazing and I actually read his biography years ago.''
Former 'American Idol' star Adam admitted he is a huge fan of the British accent.
He added: ''I love an English accent. I'm single and I'm cruising.''
Robbie recently gushed about Adam, saying: ''On the TV he's really, really beautiful, he's stunning and he's got the most amazing voice. I should sing something with him.''
And Adam told Digital Spy he would be thrilled to work with the Take That star.
He said: ''I've heard Robbie's comments, it was very sweet of him. I'm a fan of Robbie, I think he's really cool.
''I'd be down for a collaboration with Robbie Williams.''
Labrinth has teamed up with Sia and Diplo to form a new supergroup: LSD.
The Struts teamed up with Kesha for a red and gold themed music video as part of their collaboration on 'Body Talks'.
Brody Dalle's band dropped their first new music since 2003's 'Coral Fang'.
Sometimes actors are not acting.