MAC Bright Yellow is a warm yellow with a matte finish that is discontinued and retails for $17.00. In comparison, Wet 'n' Wild Your 15 Minutes Aren't Up #1 is a warm yellow with a satin finish that is discontinued and retails for $2.29.
Wet 'n' Wild Your 15 Minutes Aren't Up #1 is 95% similar — it is more shimmery, darker, more muted.