AUSTRALIAN TATTOO EXPO The event returns to Perth with more than 250 Australian and international artists. Visitors can research the latest trends, get inked on the spot and watch the daily competitions. DETAILS: Perth Convention and Exhibition Centre, 10am-10pm, September 15 and 16, 10am-6pm September 17. Early bird and multi-day tickets available online at www.tattooexpo.com.au. ROSIE WATERLAND Waterland is touring her new show Crazy Lady and has promises to describe, in detail, every lie she has ever told. DETAILS: Octagon Theatre, UWA, Crawley, 7.30pm, Saturday, September 16. Tickets $49.90 at www.ticketswa.com. SCITECH AFTER DARK: FASCINATING FORENSICS Relive your youth and immerse yourself in interactive forensics activities. DETAILS: Scitech, City West, West Perth, 6-10pm, Saturday, September 16. Tickets from www.scitech.org.au.