Amanda Seyfried has fans saying mamma mia with her latest musical cover. The superstar actress appeared Tuesday on the Jimmy Fallon's 'Tonight Show' to promote her new Peacock show 'Long Bright River.

The band Hejira was set ... to celebrate the music of Joni Mitchell. "In particular, the band performs the masterpiece works that Mitchell captured on her live 1980 album, Shadows and Light." ...

Celebrating Joni Mitchell: the 7-piece band Hejira performs the greatest works of the genius singer-songwriter. Hejira is fronted by the brilliant Hattie Whitehead who has – in her own way ...