Clandestine boy band brother?
Unacknowledged - there is rumored yet another?
Rarely seen?
More than just another teen?
Unusual in his maturity?
Draped in grey obscurity?
Glorified not?
Everyone has almost forgot?
Other talented sibling pacemaker bonus -
None other than Benjamin Button Jonas?
Loved by the likes of AARP -
Yelling, raucous geriatric crowd in an arthritic, dentured jubilee?
Nick, Joe, Kevin - and B.B.?
Hubert Wilson
http://www.poemhunter.com/poem/an-older-jonas-brother/
