How much cleavage is too much cleavage? While some men might argue there's no such thing, Adam Glassman, creative director of O, The Oprah Magazine, says there's a fine line between tasteful and tawdry. In O magazine's fashion closet, the setting for Glassman's new web series "#Adam Says," he and his co-host Ali Wentworth meet Geordani, a woman who likes to show off her assets.