"Our goal is to give people an experience that is so great they want to do it again!" said the Laver Cup's chief executive officer Steve Zacks while announcing a five-year extension to the tournament's partnership with the ATP.

Roger Federer says he is happy that he "does not feel like an alien" in his return to tournaments as he acknowledged that certain questions can irk a retired player and make him never come back.

Roger Federer retired two years ago but his connection to tennis remains stronger than ever. The return of the Laver Cup is another reminder that he never left the stage.