The midfielder only returned to action in April after one year and two days out with a serious knee injury, but he was credited with playing a significant role throughout the Reds' 2018-19 season that ended in Champions League glory.
As preparations for the new footballing year continue, Henderson can't wait to have Oxlade-Chamberlain firing on all cylinders when August rolls around.
Speaking at a press conference to preview Friday's friendly with Borussia Dortmund in Indiana, the captain said: “I'm very close with Ox, I've played with him for a number of years, especially at U21s [level] and now with Liverpool and England.