Here is a slight variation on the Pack results that Google has been testing. It was visible yesterday on IE (which I don’t have on my machine so I can replicate).

The “more” links take the searcher to a brand search rather than a knowledge panel. In being more explicit than the current roll over it will do two things – be a more obvious call to action to the user and thus more likely to be seen AND count as another search on Google thus providing one more opportunity to show an ad>