<p dir="auto">Using tooltips on buttons inside a btn-group will make the buttons to the right of the mouse-over move slightly to the right.</p>
<p dir="auto">Mouse over "First" &amp; "Second" and see the buttons shift over a little.<br>
<a href="http://jsfiddle.net/MgcDU/2749/" rel="nofollow">http://jsfiddle.net/MgcDU/2749/</a></p>
<p dir="auto"><a href="http://jsfiddle.net/JEBdk/5/" rel="nofollow">http://jsfiddle.net/JEBdk/5/</a></p>
<p dir="auto">tooltip or popover on btn-group. the btn-group is not display correctly!<br>
the last btn have not round corners and between the btn's is a space.</p>
<p dir="auto">my suggestion, by generating the tip or popover on the end of document .</p>