He provided texts for the opera composers such as Stephen Storace (The Doctor and the Apothecary, The Haunted Tower, The Siege of Belgrade, The Pirates, etc.
Cobb sent anonymously, for the benefit of Jane Pope (Drury Lane, 30 March 1773), an occasional prologue, which was recited with some slight alteration by David Garrick, to whom it was submitted.
For the benefit of the same lady he produced at Drury Lane, on 5 April 1779, his first dramatic piece, 'The Contract, or Female Captain,' which all the popularity of the actors could not galvanise into life, but which under the second title was acted at the Haymarket on 26 August 1780.
In the 'Humourist ' (Drury Lane, §7 April 1785), which owed its production to the application of Burke to Sheridan, John Bannister made a great hit as Dabble, a dentist.
[2] In 'Strangers at Home,' an opera, with music by Linley, Dorothea Jordan is said to have made her first appearance as a singer, and to have played her first original character.