JB (Swedish musician)

Janne "JB" Christoffersson is a Swedish singer and guitarist.

He has been the guitarist and singer for the heavy metal band Grand Magus since 2001.

[1] He was also the singer for the stoner metal band Spiritual Beggars between 2002 and 2010.

[2] In August 2013, JB was announced as a guest on the Ayreon album The Theory of Everything.

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