For Sarri, there was a tour of the facilities with his fellow Italian Carlo Cudicini, while Jorginho met some of our other Brazilian-born players before heading out to train as a Chelsea player for the first time.
Meanwhile, Sarri was able to see some of his new squad in action in a training game, and speak to them for the first time too.
The photo gallery below captures today at Cobham for our new arrivals…
My Blue Days: Alan Birchenall
Alan Birchenall was at Chelsea for just under three years in the late 1960s, making almost 100 appearances during one of the most exciting periods in our history.