Len has been played over 10 times on NTS, first on 16 August 2014. Len's music has been featured on 11 episodes.

Len is a Canadian alternative rock duo based in Toronto, Ontario. The band consists of siblings Marc Costanzo (vocals, guitar) and Sharon Costanzo (vocals, bass) and a revolving lineup of touring and studio musicians.[4] The group is best known for their 1999 single "Steal My Sunshine".

Len is also an underground artist from Stockwell, United Kingdom who is most known for his album "METHMUZIK VOL.2" which includes his most popular song "RACKISTAN"