That was on display once again when Carnival Corp. (CCL -1.78%) (CUK -1.36%) reported its 10th straight quarter of record revenue. Another record quarterCarnival posted strong fiscal third-quarter results, reporting record revenue and profits. Additionally, these metrics helped the company produce record net income and adjusted earnings before interest, taxes, depreciation, and amortization (EBITDA) in the quarter. Adjusted net income climbed 10% to $2 billion, while adjusted EBITDA jumped 7% to $3 billion. December Guidance March Guidance June Guidance September Guidance Net yield growth 4.2% 4.7% 5% 5.3% Adjusted EBIDTA $6.6 billion $6.7 billion $6.9 billion $7.1 billion Adjusted EPS $1.70 $1.83 $1.97 $2.14Is Carnival a buy?