Marcella Plunkett was born in Roundwood, County Wicklow, Ireland. She is known for Once (2006), Sing Street (2016) and Swansong: Story of Occi Byrne (2009).
A past-his-prime wedding singer in Dublin crosses paths with a fading boy-band star at a late-night gig, and the two end up bonding over a single song. When that song explodes into the hit of the year under the wrong name, the older man sets out to reclaim what he believes is his in a credit story.
A young lad notices a beautiful girl who begins to occupy his thoughts. While struggling with poverty, personal relationships and life's woes, he starts a band, hoping to catch her attention.