salam.
erm, im working on http://androidmalaya.com/ new theme right now using twitter bootstrap.
but,in the middle of working on the button, i found that if the dropdown menu placed under the same ‘btn-group’ class, the dropdown menu will gone wild.XD

instead of this

after some googling,i found that this issue not yet solve.
and now i have to think about other ways to put the dropdown share button..grrrr

https://github.com/twitter/bootstrap/issues/2140
http://jsfiddle.net/MechanisM/PqMcU/