Washington, Feb 7 : George Clooney has confessed that he loves Sandra Bullock's four-year-old son Louis and believes that he is unbelievably great.

The 52-year-old actor bonded with the toddler on the set of the film 'Gravity' and thinks that she is a "really, truly fun" mother, People magazine reported.

'The Monuments Men' star said that he hasn't babysit for Louis, but has spent some time with him and he is a good kid, joking that he doesn't know about Bullock but the kid is good. (ANI)