Giancarlo Gian Alzate Magdangal, is a Filipino singer, performer, and theater actor currently signed to GMA Network. A former boy band member of 17:28, he rose to prominence as one of the runners-up of Philippine Idol in 2006. Magdangal was dubbed during the competition as the Livewire Idol.
He is a cousin of actress and fellow singer Jolina Magdangal.
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