Simpson joined the Foxes on the weekend.
"I had enjoyed a good pre-season and was ready to hit the ground running in the Premier League, so it was a little bit of a shock after the year I'd had.
"I thought about what he said and decided I wanted to play for Leicester City and improve my opportunity for first-team football. Harry's brought in a lot of players, so you have to respect his decision. However, I am ready to push on with Leicester now and work as hard as I possibly can."
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