The final debate before the Iowa caucus was nothing short of entertaining. As always, Twitter users were eager to add to the conversation.

Ted Cruz opened the debate by saying he's a manic. Yes, a maniac.

Marco Rubio made a comment about Sweden.

And much more.

Scroll through quotes, other memorable moments and highlights below. For a full recap of the Republican debate, check out AJC's Political Insider blog.

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Prosecutor Skandalakis has previously suggested that pursuing criminal charges against President Donald Trump may not be feasible until after he leaves office in 2029. (Craig Hudson/Politico/Bloomberg via Getty Images)

Credit: Bloomberg via Getty Images