Ah, the glories of Facebook. Jack Johnson, that “mellow dude,” relaxes at the top of the Greek Theater before his show Tuesday. Look on his Facebook page for more updates.

Update, 9am: Johnson is playing a two-night run, and, as we write, tickets are still available for tonight’s 6.30pm performance. And read the Oakland Tribune’s review of last night’s performance.

Frances Dinkelspiel, Berkeleyside and CItyside co-founder, is a journalist and author. Her first book, Towers of Gold: How One Jewish Immigrant Named Isaias Hellman...