Prince Buaben has signed up for Watford on a free transfer Scottish side, Dundee United.The 23-year-old Ghana international has signed a two-year deal after his contract expired with Dundee this summer.Buaben is excited about his move to the Hornets and is confident they can enjoy a successful season next term."I know the squad here is quite young. I'm delighted about that because there's loads of hunger here and hopefully we will do well this season," said Buaben.Source: Ghanafa.org