Britney Spears has reunited with her friend and longtime agent Cade Hudson. On Tuesday, the singer shared two photos smiling happily with Hudson aboard a private plane. It’s unclear where the friends were headed.A post shared by River Red (@britneyspears)Britney looked to be in good spirits as she hugged Hudson. The “Oops I did it Again singer” left flowers, lips, and bows in the caption.