Possible Clues:

• A 15 that doesn't place?
• Unsuccessful horse
• Artist in salon, drunk, is loser
• Fourth-place finisher, say
• One who didn't make it to the office
• Unplaced horse too organised
• Artist in salon, unfortunately one unplaced in competition
• Artist in surreal salon is loser
• *Losing contestant
• One who competed in a race but did not get a place