"He will get stick because fans feel he is a mercenary," said John Boocock of the Leeds United Supporters Trust.
"He went for the money so there are likely to be plenty of taunts at Anfield."
Kewell has settled in well at Anfield and, despite the club's recent run of poor form, has managed four goals in his 11 games so far. Another against Leeds would silence the travelling fans.
Did Harry make the right decision?