Got a question for this year's Eurovision hopefuls?
Currently scheduled to appear are:
BULGARIA - Poli Genova, "Na Inat"
ITALY - Raphael Gulazzi, "Madness of Love"
MALTA - Glen Vella, "One Life"
ROMANIA - Hotel FM, "Change"
SAN MARINO - Senit, "Stand By"
SWITZERLAND - Anna Rossinelli, "In Love For A While"
Have you got a question for any of the acts? If so, leave your query below, making sure you say who it's for! We'll choose some of the best ones, video the responses, and post the replies here on the BBC Eurovision news blog!