WIKIPEDIA:

“ Insomniac is the fourth studio album by the American punk rock band Green Day. It was released on October 10, 1995 through Reprise Records. Though it peaked at number two in the United States and went double-platinum (according to the RIAA) by 1996, Insomniac did not have the sales endurance of its predecessor, Dookie, largely due to its slightly darker lyrical tone and heavier, more abrasive sound. Insomniac is the band's third-best selling album behind Dookie and American Idiot with sales at over 8 million worldwide and 2,076,000 copies in the US alone. The album was reissued on vinyl on May 12, 2009. It was originally going to be titled Tight Wad Hill, after the thirteenth track on the album, but was renamed to Insomniac when Armstrong asked artist Winston Smith, who did the artwork for the album, how the cover art was done in such a short amount of time.

Background
In 1995, Green Day's single for the Angus soundtrack was released, entitled "J.A.R.". The single debuted at number 1 on the Billboard Modern Rock Tracks chart. "J.A.R." was followed by Insomniac, which was released in the fall of 1995.
Before the name Insomniac, the band considered naming the [......] ”

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