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 GJ's By the Lake is a family run business, owned and operated by Ged and Julie Elphinstone. It is located 15kms south of Muswellbrook NSW, at Lake Liddell. The adventure packed business offers; Gokarts, paintball fixed & mobile laser tag, auto belayed Rock climbing wall and a function room for hire for all occasions. We are open school holidays from Wednesday to Sunday 9am to 5pm. Standard hours open from Saturday to Sunday, 9am to 5pm (Wednesday to Friday by booking only). GJ's by the Lake is a fun packed place for Families, Corporate team building, sporting groups or just a visit with your mates. We recommend booking, to avoid disappointment.