Phoebe Bridgers has announced her new album 'Lost Weekend,' featuring the track 'Lost Boys,' which she performed on 'The Tonight Show' and promoted through a video with a 'RuneScape' easter egg and a related mobile game inspired by 'Temple Run.' The album's tracklist and lyrical details, including the meaning behind the '57' lyric, have been revealed, drawing critical acclaim for its introspective songwriting.