Corinne "Coco" Gfeller, born 6 June 1985, is the Zibbz duo's lead vocalist. She trained at Laine Theatre Arts in London. Gfeller has also recorded vocals for numerous artists such as Gölä, Bligg, Carlos Leal, Bastian Baker, DJ Antoine, and Bellamy Brothers. She also worked on radio jingles for RTL, FFN, SAW, Radio Munot, Radio Fribourg and has been an integral part of Swiss singer Gölä's band for more than ten years. Gfeller has performed with multiple high-profile musicians, including Donna Summer, Prince, The Sessions Band, Thirty Seconds to Mars, LP, Marc Storace, Scott Weiland, and was the lead singer for Basel Tattoo 2010 and 2017, Art on Ice, and the European leg of the We Will Rock You: 10th Anniversary Tour by Queen. On 18 May 2019, she gave birth to her son Bowie Leon.
