He was banned for the day after he tried to force the Commons to sit in private as he expressed outrage at the amount of time given to MPs to debate devolved issues relating to Brexit.
But Mr Blackford continued to stand as the Speaker urged him amid the roar of the chamber to sit down, insisting: "No, you're not moving anything".
Liddell-Grainger later told Somerset Live that he had "made a remark about "political suicide" and that critics could "take their objections and stuff them".
"Let's discuss the power grab that is coming from Westminster".
"That's undemocratic, that is a slight to the Scottish Parliament and to the people of Scotland".
Most Scottish lawmakers are unhappy at a clause in the European Union withdrawal bill that temporarily restricts the Scottish, Northern Irish and Welsh assembly's powers, leaving them in the hands of the United Kingdom government while the rules governing Britain after Brexit are redrawn. The SNP calls it a "power grab", something the United Kingdom government denies.
As Blackford left, he was joined by his colleagues, some of whom jeered and gesticulated at the Conservative MPs opposite.More news: Three dead in south of Saudi Arabia from missile attack: state media
More news: Coalition battles Houthis to liberate Hodeida
More news: Here’s why the AT&T-Time Warner merger just got approved
She explained why the SNP had opted to leave the Chamber during Prime Minister's Questions.
"Under the power given to me by Standing order no.43 order in light of the repeated refusal to resume his seat on instruction I order the right honourable gentleman to withdraw immediately from the house for the remainder of this days sitting", the speaker said.
"This rehearsed move just demonstrated that the SNP care more about headlines than actually achieving anything for Scotland".
Tory MPs also ridiculed the SNP on social media after a script from Tuesday's debate was found, listing points of order for Nationalists to raise in protest, including a choice of whether to voice "outrage / disappointment".
He made the freaky and telling claim that 'even if we'd had 100 hours of debate, the situation wouldn't have changed, ' proving the United Kingdom government's contempt for Scottish devolution and desire to rollback the powers of the devolved parliament.
"I'm very proud of Ian Blackford and the SNP MPs for making sure today that Scotland's voice was heard".
Facing calls from the SNP for his resignation, Mr Mundell said: "I'm not responsible ultimately for how the House of Commons operates, or its procedures".
He was followed by some 30 of his SNP members. He is letting us all down by failing to lift a finger to protect our national interests.