More than 21,500 tickets have already been sold for the local derby encounter between the teams currently occupying the top two places in the Aviva Premiership table at the halfway point in the season.
The Tigers ticket office is open 8.30am-5pm Wednesday-Friday this week.
The office is closed over the New Year weekend and on Bank Holiday Monday but reopens 8.30am-5pm Tuesday-Friday next week, with late opening until 8pm next Wednesday.
Call in at Welford Road or phone the hotline on 0844 856 1880.
Or book online any time simply by clicking here.