Big Brother Naija has rolled out the carpet for season four of the show.

This season which is tagged Pepper Dem has 21 housemates who will be battling for the grand prize of N60million in 99 days.

The show started on Sunday night with a launch party.

Top Nigerian artistes including Burna Boy, Teni and Zlatan were on ground to thrill the audience with their latest hit tracks at the launch party.

The housemates later made their entrance into the house signaling the beginning of 13 weeks of fun and excitement.

The 21 housemates are categorised into groups tagged as Gangs.

They include The Sweet Gang Association; The Tatase Gang; The Intellectual Gang; The Teaser Gang; The Cool Gang; The ‘Spicy’ Gang and The ‘Atarodo Gang’

Ebuka Obi-Uchendu is returned as the Host of the show.