In 22 second videos, the 75-year-old dance in The Wombats "song" Techno Fan, "sends excited fans to a frenzy.
"Go Dadda!" her son Georgia May Jagger, posted under the video.
"Bravo, the king is back," said veteran musician Tommy Mottola.
"We apologize for any inconvenience that causes tickets to show but wishes to reassure fans to hold existing tickets, as they are in effect for dates to recapture, "said the band.
Jagger also apologized to his fans last month, and he said he was perplexed about the postponement of the tour.
"I will work very hard to get back to the stage soon," he said.
With the appearance of the video, he is sure.