Sgt. Frog Episode 128: Keroro Finally Prays to God?
Episode 128 of 358 of Sgt. Frog, aired September 22, 2006, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Desperate to invade the Earth before the deadline, Keroro makes up a fake god and cons people into paying to pray for it. Then, miraculously, their wishes start coming true! Does the invasion actually stand a chance of happening? Source: crunchyroll