 Jim Cramer has given his blessing for investors to buy shares of CIIG Merger Corp NASDAQ: CIIC, the blank-check company merging with British electric vehicle company Arrival. What Happened: The Mad Money host said on his CNBC show that if the stock comes down below 17.50, you can buy it hand over fist, because this one has the best claim to be the son of Tesla or daughter, to break the tyranny of that awful cliche. 