T-REX Truck On (Tyke) (2020 UK limited edition Blue Vinyl 7 single also including Satisfaction Pony - The last year of recordings of the classic line up and with Tony Visconti producing. Recorded in the U.S & Germany less than a month apart. Truck On having been demoed acoustically in Tony Viscontis flat with wife Mary ( Hopkins ) harmonising in October 1971 it took 20 months to actually record the song which was then issued as a single within the next 5 months in Novembe r 1973 and was the first T.Rex single to not enter the top 10 stalling as it did at 13 . This version is less polished and much more appealing to fans than the released version its been argued. Satisfaction Pony a re- recorded final version ende