"Main Titles" is the main theme from the 1996 Tim Burton film Mars Attacks!. The theme appears first at the beginning of the film when The Martians are arriving to Earth and variations of it are used during the various martian attacks that happen in the film.
The theme was featured in the film's soundtrack.
It was also included in the Danny Elfman & Tim Burton 25th Anniversary Music Box.
It was one of the themes performed at the Danny Elfman concerts featuring some of the most iconic compositions that he made for Tim Burton's films.