It's a decade since the former Spurs coach was relieved of his duties at the same time as then-manager Martin Jol, but he is still highly regarded in north London - not least because he has steered Brighton to a respectable 13th in the Premier League table.
Erik Lamela will be pushing for more game time, having played his first home game in over a year against Stoke.
Allegri and the Old Lady have had their own issues this season, but as things stand now, they will probably start February's tie as very slight favourites to progress to the quarter-finals.
Son Heung Min is also motivated by the prospect of further game time after scoring five times in the last six matches.
"We know how hard this division is and you know you're going to have hard periods".
Mauricio Pochettino has no new concerns, with Davinson Sanchez still suspended following his red card at Watford and Toby Alderweireld and Victor Wanyama definitely out.
Yemen's Ex-President Saleh Reported Killed In Fighting
This week's fighting reportedly left aid workers trapped inside a building and unable to administer support to civilians. Unverified footage circulated by Yemeni social media users on Monday appeared to a show corpse resembling Saleh.
Since losing at the Emirates in November, Spurs have struggled in the league and dropped out of the top four after a run of four games without a victory. The latter has been taking part in light training but the club are yet to set a date for his return. Can put the pressure on with an away goal or two.
In their last seven Champions League games against Barcelona Chelsea have not lost once (two wins and five draws) while Lionel Messi has never scored in eight appearances against the Blues - his worst record against any club. These two haven't met in the league since 1983 in Division One, a game which Brighton won 2-1.
Denmark global Christian Eriksen polished off a 5-1 win to help Tottenham get their top-four challenge back on track.
"We've showed enough already this season that if we can play at a level and at our best, there are certain teams we can very much compete with".
After 37 years, Voyager 1 has fired up its trajectory thrusters
Now, nearly four decades later, they've come back to life without a hitch to take over for the failing attitude control thrusters. Voyager 1 is 13 billion miles from home and is the first man-made object to leave the solar system and enter interstellar space .
Jimbo Fisher leaving FSU for Texas A&M job
Confirmed: ESPN had a spot months ago that featured a UL-Monroe Warhawks fan getting Fisher out of the picture at Florida State. Florida State had the running game going as they totaled 302 yards between Jacques Patrick and Cam Akers.