Makeruna!! Aku no Gundan!

まけるな!! あくのぐんだん！

The story

The comedy manga's story centers on an "evil corps" led by Don that is planning to conquer the universe. The group sets out to invade Earth, but their spaceship disappears. They encounter an earthling boy who helps them. The aliens take up part-time jobs and continue with their plans to conquer Earth. (Source: Anime News Network)