Nick Jonas pulls double duty as host and musical guest on SNL as brother Kevin puts him on the spot

Nick Jonas Delivers Debut Live Performance of 'Spaceman' and 'This Is Heaven' on 'Saturday Night Live'

Nick Jonas shows off note of encouragement from last week's SNL host Rege-Jean Page

'SNL': Nick Jonas Gets Raunchy In Musical Sketch About Getting Aroused at a Bachelor Party -- Watch!