By Jim Roberts at Mashable

Celebrity singer-songwriter John Mayer and the crusty road warriors of the Grateful Dead will continue their unlikely collaboration this year with a summer tour across the United States.

Their team-up, known as Dead and Company, announced 18 concerts dates Monday morning, stretching from the Bonnaroo Festival in Tennessee to Folsom Field in Boulder and finally to Fenway Park in Boston.

The band will play two shows in New York’s CitiField, on June 25 and 26.

The marriage between Mayer and surviving members of the Grateful Dead arose after the Dead completed their three-day … read more here