Ireland's record goalscorer with 24 international goals scored in the last minute to give a Brian Kerr ROI IX a 1-0 win against Celtic.
Keano hammered the ball home from a tight angle after a cross from ex-Spur Gary Doherty picked him out.
Both Robbie and Andy Reid played 45 minutes each - winger Andy the first half, Robbie coming on for Clinton Morrison at half-time.
Both players and assistant boss Chris Hughton now prepare for the serious stuff of World Cup qualifiers with Ireland facing Israel at home next Saturday before travelling to the Faroe Islands on Wednesday week, June 8.
Robbie Keane was on target again for the Republic of Ireland in Jackie McNamara's Testimonial on Sunday.