Manchester United manager Louis van Gaal claimed his change of formation was the catalyst for his side's 2-nil win at QPR in the Premier League yesterday.
It was also something the travelling United fans had been demanding in the first half as they chanted '4-4-2'.
Van Gaal says that playing that formation has positives and negatives.
Download the brand new OffTheBall App in the Play Store & App Store right now! We've got you covered!
Subscribe to OffTheBall's YouTube channel for more videos, like us on Facebook or follow us on Twitter for the latest sporting news and content.