Chris Brown Baby Bottle Service

3/20/2015 5:55 AM PDT

Chris Brown -- Baby Bottle Service (PHOTO)

Chris Brown's tour bus is stocked with bottles, but we're not talking Cristal  ... we're talking baby bottles. 

Brown got a little face time with his baby girl Royalty on his tour bus in Houston earlier this week, and took a minute to pose with a fan. 

Check out the background.

Chris has finally discovered the formula for life.