Fairy Tail Episode 125: The Magic Ball
Episode 125 of 175 of Fairy Tail, aired April 6, 2012, 25 minutes. Available with English subtitles and dub where released.
Episode summary
The still-broke Lucy and Natsu take a job to capture the thieving master of masquerade, Velveno, at a magical ballroom dance, but first... Natsu has to learn the steps