"G Diaries" heads into its fourth season with its new host, Ernie Lopez, the brother of the late Gina Lopez. Lopez opens up about accepting the challenge and responsibility of being the program's new host following the demise of his sister. Sagip Kapamilya program director Jun Dungo and Bantay Kalikasan program director Jen Deomano Santos look back on some of the program's highlights and introduce its new projects heading into the fourth season. Ebe Dancel, Talahib People's Music, and Bullet Dumas talk about Gina Lopez's legacy. The musical artists then perform to pay tribute to her environmental contributions.