Boris Johnson’s press conference with Xavier Bettel in Luxembourg did not go well after Johnson pulled out. Johnson decided to avoid scrutiny from the press claiming that the noise from protesters outside would make it impossible to hear his comments,
Instead, Johnson decided not to appear leaving Bettel to answer questions on his own alongside an empty podium. This picture sums up the situation perfectly with the Have I Got News for You Lard standing in for Johnson.
Further reading on the Luxembourg incident can be found on The Guardian.