This is a simple function which allows you to get featured products when using the Shopp plugin.

Shopp get_featured_products()

function get_featured_products()
{
	global $wpdb;
	$the_products = array();
	$products = $wpdb->get_results("SELECT product FROM {$wpdb->base_prefix}shopp_summary WHERE featured = 'on'");
	foreach($products as $product)
	{
		array_push($the_products, shopp_product($product->product));
	}
	return $the_products;
}