Don't get your hopes up too much, guys:
2007/2008 Sat 12 Jan Chelsea 2 - 0 Tottenham Hotspur Premiership
2006/2007 Sat 07 Apr Chelsea 1 - 0 Tottenham Hotspur Premiership
2006/2007 Mon 19 Mar Tottenham Hotspur 1 - 2 Chelsea F.A. Cup
2006/2007 Sun 11 Mar Chelsea 3 - 3 Tottenham Hotspur F.A. Cup
2006/2007 Sun 05 Nov Tottenham Hotspur 2 - 1 Chelsea Premiership
2005/2006 Sat 11 Mar Chelsea 2 - 1 Tottenham Hotspur Premiership
2005/2006 Sat 27 Aug Tottenham Hotspur 0 - 2 Chelsea Premiership
2004/2005 Sat 15 Jan Tottenham Hotspur 0 - 2 Chelsea Premiership
2004/2005 Sun 19 Sep Chelsea 0 - 0 Tottenham Hotspur Premiership
2003/2004 Sat 03 Apr Tottenham Hotspur 0 - 1 Chelsea Premiership
2003/2004 Sat 13 Sep Chelsea 4 - 2 Tottenham Hotspur Premiership
2002/2003 Sat 01 Feb Chelsea 1 - 1 Tottenham Hotspur Premiership
2002/2003 Sun 03 Nov Tottenham Hotspur 0 - 0 Chelsea Premiership
2001/2002 Wed 13 Mar Chelsea 4 - 0 Tottenham Hotspur Premiership
2001/2002 Sun 10 Mar Tottenham Hotspur 0 - 4 Chelsea F.A. Cup
2001/2002 Wed 23 Jan Tottenham Hotspur 5 - 1 Chelsea League Cup
2001/2002 Wed 09 Jan Chelsea 2 - 1 Tottenham Hotspur League Cup
2001/2002 Sun 16 Sep Tottenham Hotspur 2 - 3 Chelsea Premiership
2000/2001 Tue 17 Apr Tottenham Hotspur 0 - 3 Chelsea Premiership
2000/2001 Sat 28 Oct Chelsea 3 - 0 Tottenham Hotspur Premiership
1999/2000 Sat 05 Feb Tottenham Hotspur 0 - 1 Chelsea Premiership
1999/2000 Wed 12 Jan Chelsea 1 - 0 Tottenham Hotspur Premiership
1998/1999 Mon 10 May Tottenham Hotspur 2 - 2 Chelsea Premiership
1998/1999 Sat 19 Dec Chelsea 2 - 0 Tottenham Hotspur Premiership
1997/1998 Sat 11 Apr Chelsea 2 - 0 Tottenham Hotspur Premiership
1997/1998 Sat 06 Dec Tottenham Hotspur 1 - 6 Chelsea Premiership
1996/1997 Sat 01 Feb Tottenham Hotspur 1 - 2 Chelsea Premiership
1996/1997 Sat 26 Oct Chelsea 3 - 1 Tottenham Hotspur Premiership
1995/1996 Sat 27 Apr Tottenham Hotspur 1 - 1 Chelsea Premiership
1995/1996 Sat 25 Nov Chelsea 0 - 0 Tottenham Hotspur Premiership
1994/1995 Sat 11 Feb Chelsea 1 - 1 Tottenham Hotspur Premiership
1994/1995 Wed 23 Nov Tottenham Hotspur 0 - 0 Chelsea Premiership
1993/1994 Sun 27 Feb Chelsea 4 - 3 Tottenham Hotspur Premiership
1993/1994 Wed 01 Sep Tottenham Hotspur 1 - 1 Chelsea Premiership
1992/1993 Sat 20 Mar Chelsea 1 - 1 Tottenham Hotspur Premier League
1992/1993 Sat 05 Dec Tottenham Hotspur 1 - 2 Chelsea Premier League
1991/1992 Sat 11 Jan Chelsea 2 - 0 Tottenham Hotspur First Division
1991/1992 Sat 24 Aug Tottenham Hotspur 1 - 3 Chelsea First Division
1990/1991 Sat 02 Mar Tottenham Hotspur 1 - 1 Chelsea First Division
1990/1991 Wed 23 Jan Tottenham Hotspur 0 - 3 Chelsea League Cup
1990/1991 Wed 16 Jan Chelsea 0 - 0 Tottenham Hotspur League Cup
1990/1991 Sat 01 Dec Chelsea 3 - 2 Tottenham Hotspur First Division
So, in the last 18 seasons, in all tournaments, that's:
Chelsea wins: 27
Tottenham wins: 2
Draws: 13
Source:
www.footymad.net
(Sorry, but as a Chelsea fan, I have to do this. I swore an oath, you know.)