Vine videos that grew on us - Aug 5

This is the place where we showcase noteworthy Vine videos. If you have one you want to share, send them our way at mediablog@twitter.com.

Check out these uses of Vine in the wild.

Capture historic moments
The contract is signed for the @PublicisGroupe-Omnicom mega-merger in the advertising world

Let your stars shine
CBS asks stars like @RobinWilliams and Sarah Michelle Gellar to describe their new show The Crazy Ones (@crazyonesCBS) in a single word (or sound!)

Host Q&As on Vine
Public radio host Guy Raz takes and answers questions on Vine (he calls it a #vinterview) and then compiles everything on this Tumblr page

Take fans where they can’t normally go
Tennis star Victoria Azarenka (@vika7) shows off her birthday surprise

Promote your initiatives
The White House (@WHVideo) pushed the First Lady’s #LetsMove initiative with clips of @SFGiants pitcher Barry Zito sharing his favorite activity

Put your followers at the scene of breaking news
@Bejmainpv is with @pontifex during his South American visit

@JeremyCabo of @Mashable shares video of a van engulfed in flames after exploding in New York City