Specialty retailer of casual apparel for teenagers, Gadzooks Inc, on Tuesday revealed it swung to a second quarter profit amid a 5.6 per cent rise in net sales to $76.7 million from $72.6m in the year-ago period. The Texas-based operator of 440 stores posted net income of $115,000 compared to a net loss of $1.3m in 2001 and same-store sales down 3.3 per cent.