Related Clues:

• A 'grubby' person coming to the party?
• Retrace shape of one of those providing the drinks
• Cooking career involves little time for one in associated profession?
• Radio presenter reading out a couple of letters
• One providing food where perhaps three queens gather
• One may bring in whip before end of dinner
• One supplying Rex, perhaps, with Reginas
• One providing food
• Disc jockey (colloq.)
• Purveyor
• Provider of food/drink
• Camera user
• Who may have cooking career, with tables initially laden?
• Bird by river as provider of music
• Asparagus, perhaps, the Queen's wanted twice - I could provide it