It's a trip that ought to bring back very happy memories for Paul Simpson and Carlisle United's fans.
The last time Simmo led the Blues to Rochdale, the date was May 2, 2006 - and a night of Cumbrian celebrations.
Their 2-0 win at Spotland, thanks to goals from Danny Livesey and Peter Murphy, effectively secured the League Two title.
So ahead of tomorrow night's trip, we've taken a look back, because..well, why not? Check out a gallery of pics at the top of this article.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here