The 5 Litre "A&A Shameless Batt" owned and driven by Donald Thompson of Cambridge, Md., comes around a turn on Grand Lake followed by the 2.5 Litre Modified "Geezerboat" owned by Debbie Welte of Hebron, Ky. The different class boats were on the water at the same time testing Friday afternoon in preparation for the 2008 Inboard Summer Nationals today and Sunday along Lake Shore Drive in Celina. Racing starting at 10 a.m. both days. The regatta's Governor's Cup will be awarded around 5 p.m. Sunday.