"I was going down the street here when I happened to stop and look in at the musical instruments in the shop-window--a friend of mine is in want of a second-hand wiolinceller of a good tone--and I saw a party enjoying themselves, and I thought it was you in the corner; I thought I couldn't be mistaken. 
"I was going down the street here when I happened to stop and look in at the musical instruments in the shop-window - a friend of mine is in want of a second-hand cello - and I saw a party enjoying themselves, and I thought it was you in the corner. 