Pennzoil Co. v. Texaco, Inc. is a landmark case decided by the Texas Supreme Court in 1987 that involved a dispute over a breach of contract and interference with business relations. The case centered around Pennzoil's claim against Texaco for damages after Texaco induced Getty Oil to breach an agreement to sell its assets to Pennzoil, resulting in a significant jury award and the reaffirmation of Texas's commitment to enforcing contractual obligations.