Britney Spears Gushes Over BF As He Turns 23

They have been dating only a few short months.But Britney Spears was not shy about showering her boyfriend, Sam Asghari, with love on his 23rd birthday.

'My baby's birthday,' the 35-year-old pop princess wrote on social media alongside a collage of snapshots including a personalized cake with the model's 'real name' Hesam.

Britney has been twice married before; to her childhood friend Jason Allen Alexander for a swift 55 hours, and Kevin Federline from 2004 to 2007.She has two children with Federline: Jayden James, aged 10, and Sean Preston, 11. How great!