Scottish Nationalist MP Pete Wishart jeered at Labour's disunity over the Welfare Bill vote when he asked the Speaker to move the seating around.
The MP for Perth and North Perthshire raised a point of order requesting the Labour and SNP parties change seats so the Scots could "become the Official Opposition".
Speaker John Bercow wasn't having any of it though.
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It means the petition, calling for a diverse panel to be appointed to the inquiry, has enough signatures to spark a debate in Parliament.