Aerosmith's Steven Tyler was spotted on the South Shore getting some oysters at Island Creek Oysters in Duxbury, Massachusetts.The restaurant posted photos on Instagram, saying, "Love it when our friends visit us at work."In May, the band announced the 74-year-old had voluntarily checked himself into rehab after a recent relapse.Although the band halted touring in May, the second leg of their tour is set to kickoff in September, including a Sept. 8 stop at Boston’s Fenway Park.Video below: Aerosmith guitarist Joe Perry puts $4.5M Duxbury property on market