by Sara McGinnis posted in Celebrities

Jamie Oliver has yet to announce what he and wife Jools Oliver have decided to name their fifth baby, but is it possible someone close to the family has already spilled the beans"
Keen-eyed Instagram followers of the celebrity chef spotted what might just be a clue on a recent photo. You'll recall that Jools gave birth in early August, but though she and Jamie have shared a number of sweet pics of their son his name has been kept a secret.
Hello! reports: "Proud grandparents Sally and Trevor Oliver took some time out last week, and he shared a snap of them enjoying a relaxing boat trip which he captioned: 'Mucking about on the river.'"
That may not seem like much, but Jamie's sister then commented: "It's all about the River today!" Notice the capitalization" She then added a wink, rocket and the speak-no-evil monkey emojis.
Not being afraid to jump to conclusions, Hello! then asks, "Could this mean the little boy is called River" Or even River Rocket""

Even before baby five arrived, Jamie Oliver was hinting he and Jools would stick with a name theme.
"Jools is leading the way, very floral, very seasonal, lots of actions of the earth," he previously explained of their naming process. "She told me I'm not allowed to talk about it and I don't want to get into trouble because I'm doing so well at home."
River and Rocket both fit the earthy and action vibe -- as well as...