 In February , Metallica embarked on its first European trek with Twisted Sister , supporting Venom 's Seven Dates Of Hell tour . The tour was sponsored by Metallica 's UK distributor , Music For Nations , who released the " Jump in the Fire " EP for that occasion . The first show was at the Volkshaus in Zurich on February 3 . At the Aardschok Festival in Zwolle on February 11 , Metallica played in front of 7 @,@ 000 people , its largest audience at the time . The tour stretched through countries such as Italy , Germany , France , and Belgium , culminating in two sold @-@ out shows at the Marquee Club in London . After concluding the Seven Dates Of Hell tour , Metallica headed to Sweet Silence Studios in Copenhagen to record its sophomore album Ride the Lightning . By the end of the tour , Kill ' Em All had sold 60 @,@ 000 copies worldwide and Metallica began to gain international recognition . 
