Diana stumbles on the robbery and Costard kills her. Nathan Lane as Costard received favourable notice, as did Adrian Lester. Don Armado writes Jaquenetta a letter and asks Costard to deliver it. Jaquenetta and Costard enter with Berowne's letter and accuse him of treason. The 17th-century botanist John Parkinson described two varieties of costard&colon; "gray" and "greene". The costard is said to have long fallen out of favour by the 20th century. Costard leads a musical number with the King's court, which eventually includes the entire cast. Costard is there, being double-crossed while Podd smuggles the jewels on Beauchamp's behalf. Costard is a comic figure in the play "Love's Labour's Lost" by William Shakespeare.