PurposeThe study uses the meaning transfer model to integrate celebrity advertising and branding under the broad paradigm of celebrity–brand communication. Specifically, the paper aims to examine the influence of celebrity attributes (authenticity and identification) on brand advocacy and purchase intention through brand personality appeal and brand identification.Design/methodology/approachThe study adopts two scenario-based research designs (involving nonfictitious and fictitious celebrities) for a cross-sectional structural path analysis.FindingsCelebrity authenticity, celebrity identification and celebrity–brand congruency significantly influence brand advocacy and purchase intention, with brand personality appeal and brand identification emerging as effective mediators.Originality/valueThe study highlights how vital brand personality appeal and brand identification are in transferring positive perceptions about a celebrity endorser into brand advocacy and purchase intention. These results will allow marketers to realize the relative influence of celebrity attributes on the partnered brand.