We all know that there is an Elizabeth & James shoe line, in collaboration with Steve Madden, in the works. As well as a jewellery line with Robert Lee Morris. But what can we expect from these collections? The Olsen twins appeared on Oprah last week, and allowed cameras into their showrooms to see what goes into creating these ranges. Click play on the video above for a sneak peek and a look at Mary-Kate and Ashley at work.

Related: Olsens collaborate with Steve Madden to add footwear to Elizabeth and James label