The Blades were draw away to Londoners Leyton Orient in the third round of the FA Cup whilst the O's deadly rivals West Ham United have been drawn to South Yorkshire outfit Barnsley at Upton Park - sparking fears that one of the fixtures may be moved due to possible crowed trouble.
However it has been decided that both games at Brisbane Road and Upton Park will both go ahead on Saturday 3rd January 2009 with a standard 3:00pm kick-off.
Tickets for Sheffield United haven't gone on sale yet but are advised to check the official website (www.sufc.co.uk) for further details.