"This Is The Day" Is A Song Written By Matt Johnson And Originally Released As A Single By His Band The The On 2 September 1983. It Reached Number 71 In The UK Singles Chart. A Version Of The Song Was Included On The Band's Debut Album Soul Mining Released In October 1983. A Re-Recorded Version Of The Song Re-Titled "That Was The Day" Was Released As The Lead Track On The Dis-Infected EP In 1993. The EP Reached Number 17 In The Singles Chart