We usually expect the energy to be at peak level in the chorus, but the matter of what “peak level” actually means is open for debate. In most cases, the chorus or drop sections will be the loudest parts of the song, but there are some producers out there who play with our emotions every now and then, and delay that ultimate satisfaction. You might want to go with the approach of creating a very busy pre-chorus that can potentially lead to an even busier chorus, but then leave listeners with a minimalist, stripped-down chorus which somehow counterintuitively hits really hard.
Ke$ha made a smash hit in 2009 with “Tik Tok.” The video went viral and even became a couch gag for The Simpsons. It recounts Ke$ha’s previous night out after waking up in a bathtub and disappointing her family, before going out for a drive and then hitting the clubs again for another round of partying.