AC/DC are an Australian rock band formed in Sydney in 1973 by Scottish-born brothers Malcolm and Angus Young. Their music has been variously described as hard rock, blues rock, and heavy metal, but the band themselves call it simply "rock and roll"



Def Leppard are an English rock band formed in 1977 in Sheeld. Since 1992, the band has consisted of Joe Elliott, Rick Savage, Rick Allen, Phil Collen, and Vivian Campbell. They established themselves as part of the new wave of British heavy metal movement of the early 1980s.



An American rock band formed in New York City in 1973 by Paul Stanley, Gene Simmons, Ace Frehley, and Peter Criss. Known for its members' face paint and stage outfits, the group rose to prominence in the mid–1970s with shocking live performances, which featured re-breathing, blood-spitting, smoking guitars, shooting rockets, levitating drum kits, and pyrotechnics.



The National Aeronautics and Space Administration is America’s civil space program and the global leader in space exploration.



Have you got what it takes to help Jake and his friends escape the grumpy guard? Tour the world and avoid oncoming trains in one of the most exciting endless runner games of all time!.