Watch one of the greatest comebacks in the history of European professional club rugby's back-to-back weekends! <br />Leinster Rugby and Northampton Saints' 2013/14 Round 3 and 4 Heineken Cup matches demonstrated the beauty of the European Rugby back-to-back fixtures where clubs play each either twice in just seven days. <br />Join the build up to the European Rugby Champions Cup Round 3 and 4 at www.epcrugby.com. <br />Subscribe here for more great European Rugby videos. <br />#ERCRback2back
