The importance of current study is to find the effect of celebrity endorsement on brand passion and brand loyalty. Descriptive analysis, Correlation, Regression, Reliability, Frequency and Structure equation modeling applied in this analysis. An estimated hierarchical regression model was used to test the various hypotheses developed for the study. The findings showed that among consumers of clothing brands, factors such as celebrity endorsers' likeability, expertise, trustworthiness and attractiveness were important in determining brand passion. The outcomes further demonstrated that brand loyalty had positively impacted by brand passion. Finally, brand passion had a significant positive mediating role between the likeability and attractiveness of celebrity endorsers and brand loyalty.The resources were fewer otherwise surveys could be done all over Pakistan. Additional effects or consequences of brand passion could not be considered, like word-of-mouth and readiness to pay higher prices. Future research may need to take these outcomes into account.