Karan Singh Grover celebrated his birthday with his girlfriend Bipasha Basu. Bipasha shared the photo on Instagram with  a caption," Happy Birthday @iamksgofficial ! Happiness happiness and more happiness for you forever❤️Stay the way you are:) Love love love❤️". The duo spent quality time with each other. Have you seen the name written on the cake? We are clear that Karan's name is monkey.