Seán O'Brien will be in the London Irish Twitter hot-seat on Friday - for a special #AskSOB Q&A.
The Irishman will takeover the club's popular social media account - @LondonIrish - answering your questions!
Got a question for Seán? Tweet us now, with the hashtag #AskSOB.
Seán will be on hand to answer as many of them as possible on Friday lunchtime, so tune in!