Britney's weave falls out during Vegas Show + Steven Tyler & Yoshiki attend + New Zoo event pics

So this happened during last night's show

Steven Tyler attended the 'Piece of Me' Vegas Show and met up with Britney

JPop Artist/Producer Yoshiki attended as well

Some new pics from the charity event she attended

This was to benefit the Nevada Childhood Cancer Foundation. Learn more about it here:

video source / steven tyler pic source / yoshiki source / zoo pics source

Ontd, has your weave ever fallen out during an inopportune moment?