2039 Alien Invasion (Earth 2: Electric Boogaloo)

The 2039 Alien Invasion was an invasion from aliens from the planet known as Electrica-Boogalu (named after it being Earth's "sequel" as is formed later than Earth).

Timeline
December 22, 2038: Suspected UFO Sightings from thousands in New York City January 1, 2039: Confirmed UFO Sightings from scientists January 21, 2039: Aliens land on Earth February 28, 2039: Scientists run tests on aliens. March 4, 2039: Aliens start to learn English March 5, 2039: Aliens can speak fluent English May 31, 2039: Aliens try human food July 11, 2039: Aliens officially announce permanent residence on Earth. August 9, 2039: Scientists discover these Aliens can't die September 29, 2039: Scientists realize this could cause over-population and begin trying to make new planets for them to live. October 18, 2039: Aliens learn about this and accept it January 2, 2040: An Alien eats a burger contaminated with the common cold and begins to explode. January 13, 2040-July 23, 2043: Common cold pandemic July 23, 2043: Aliens are cured August 1, 2043: Aliens move to various man-made planets.