So.. what is Theo Paphitis SBS? Small Business Sunday, also known as #SBS on Twitter, was created by Theo Paphitis in October 2010. Theo is best known for appearing on Dragons’ Den and is the Chairman of Ryman Stationery plus Boux Avenue lingerie, Robert Dyas. Each week, Theo rewards small businesses that tweet him @TheoPaphitis and describe their businesses in one tweet including the all-important hashtag #SBS. Only tweets made in the time slot between 5.00 PM and 7.30 PM