Twitter closed a deal with Viacom in its big push for TV ad dollars. Since you can already find video highlights on Twitter, the sponsored clips amounts to "not much more than sticking an ad (for a product) on an ad (for a TV show)." The partnership will debut at the MTV Video Music Awards. Is no orgy of self-promotion sacred?

Facebook's TV ads are still young, experimental, and a bit strange. But not for long: the site is launching an old-school product-placement campaign to buy its way onto your favorite television show. Or at least VH1's "Best Week Ever." We got our hands on internal emails and draft scripts showing how Zuckerberg intends to surreptitiously infiltrate your living room through sketch comedy.