Cramer is fed up with the fact that high-performing companies get run-out from investors after reporting strong earnings.
"We have seen so many companies report good numbers in the quarter, and the market has repeated or broken its shares for no good reason, except for misunderstanding," he said.
Using Norwegian Cruise Line Holdings as an example, Cramer pointed to his healthy results, as described by cruising giant CEO on "Mad Money." However, investors have all surrendered to the stock, which is over 8 percent in 2018.  "It is seen as a cyclical company with a rogue stock standard and everyone acts as if we're heading into one. I think it's common mistake, he says, noting that all Norwegian ships travel fully booked and that the company already has ordered 65 percent of the rooms for 201
He found that skeptics had mistakes in most of their criticisms: the cruise operator increases prices, does not keep them flat, increasing the capacity to match demand; attracts younger customers and benefits from lower oil prices, he argued.
Instead of marking Norwegian a "show-me" layer, investors should wake up to the idea that the company has "shown" and its stock "should be bought, Cramer said. "Alright already."