Pecker is a key witness in the case against the former US president, who is accused of falsifying business records to cover up hush-money payment
In her red and white polka-dot dress and bright yellow heels, the giggly cartoon favourite was recognised a full four decades after Mickey.
"Mickey, I'm so happy you're here to share this wonderful day with me. That's for you! This really is the best day ever. Oh thank you, thank you, thank you," she said.
Minnie was joined by pop star Katy Perry - who also wore a red and white polka-dot dress - and Disney chief executive Robert Iger.
Mickey, who wore a tuxedo for the occasion, had his own star unveiled in November 1978.
The duo first appeared on film together in 1928 and after 90 years in show business, Minnie's star is still shining.
Pecker is a key witness in the case against the former US president, who is accused of falsifying business records to cover up hush-money payment
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