The striker finally broke the Republic's all-time goalscoring record with a double against the Faroe Islands last time out taking him beyond Niall Quinn's previous mark of 21 and onto 23.
Goalkeeper Marton Fulop is also on duty tonight as Hungary take on Malta in a European Under-21 Championship qualifier.
Kasey Keller, currently on loan at Southampton, has one of the USA's toughest World Cup qualifying matches against Jamaica on Wednesday night.
Also on Wednesday, Thimothee Atouba has joined up with Cameroon for a friendly in Germany, Noureddine Naybet faces Burkino Faso for Morocco and Reto Ziegler is with the Swiss Under-21s taking on Belarus.
Our other three internationals are on England duty with Paul Robinson and Jermain Defoe set to face Spain in Madrid and young defender Phil Ifil with England U19s for a friendly against France.
Robbie Keane leads a cast of nine players on international duty this week when Ireland take on Croatia in a friendly tonight.