2025 will see a huge number of rookies come onto the grid for the Formula 1 season. Andrea Kimi Antonelli, Oliver Bearman, Gabriel Bortoleto, Isack Hadjar and Jack Doohan will all make their debuts in the premier class of motorsport as they all look to make the jump up from junior formulas to the huge world of F1. But what tips have the current drivers on the grid got for the upcoming rookies? Lewis Hamilton and George Russell have some advice.