Tony Blair and Gordon Brown, the rival Labour prime ministers who won three elections, joined John Major and current PM David Cameron to have lunch with the Queen at No 10 on Tuesday.
Blair and Brown were known to have a fractious relationship, and judging from the pictures from the lunch, the meeting did appear to be a bit cold, no matter how many smiles they forced.
What we want to know, though, is what are they saying to each other?
Leave your suggestions in the comments below or tweet them at @HuffPostUKPol and we'll pick out the best.
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