Beginning March 28th, one month of Hulu Plus will be free to IE9 users who pin and access the offer through the Jump List.
Microsoft and Hulu to offer IE 9 users a month of Hulu Plus subscription for free.All you need to need to do is pin the Hulu website to your Windows 7 task bar. The offer should become available in IE’s Jump List starting March 28th.
Source: http://windowsteamblog.com/ie/b/ie/archive/2011/03/15/fast-is-now-beautiful-ie9-released.aspx