Who is billy the caddie for now?

As of my last update in October 2023, Billy Foster is the caddie for professional golfer Matt Fitzpatrick. Foster has had a long and successful career as a caddie, having previously worked for several notable golfers, including Lee Westwood. His partnership with Fitzpatrick has garnered attention, particularly after their successes on the tour. For the latest updates, it would be best to check current sports news sources.