Nandi Bushell, the musical sensation who famously beat Dave Grohl in a drum challenge last year, has shared a new song to celebrate the end of 2020.Bushell, 10, participated in a series of back-and-forth musical challenges with the Foo Fighters frontman throughout 2020, which provided some much-needed relief from the horrors of the coronavirus pandemic.Now, Bushell has bid farewell in the song to the “really trying year/ the world is full of fear“, before concluding “all we need is love“.She