It may be too early in the Premier League season to call any match a "must-win."
However, for Liverpool, it is pretty close to that. At the very least, this is a "must get a point."
First off, the Reds have only taken three points from four league matches. Second, the Red Devils are their biggest rivals. Third, this one holds extra weight after the utterly classless chant made by Manchester United fans a week ago.
Sir Alex Ferguson has since decried such behavior. However, the damage is done. The Kop will want some form of retribution on the pitch.
Here is the likely group of starters you should see on Sunday.