Possible Clues:

• Not acceptable for something to ignore basic hygiene
• No one will believe one took gold in race with 24 across (2,3'1,4)
• No one will believe one took gold in race and was heckled from the start
• No one will believe one took gold in race and was heckled first (2,3'1,4)
• Bird starting off refuses to do the dishes? Don't believe it! (2,3'1,4)