As Lerwick grew in size the celebrations became more elaborate. Sometime about 1840 the participants introduced burning tar barrels into the proceedings. "Sometimes", as one observer wrote, "there were two tubs fastened to a great raft-like frame knocked together at the Docks, whence the combustibles were generally obtained. Two chains were fastened to the bogie asupporting the capacious tub or tar-barrel . . . eked to these were two strong ropes on which a motley mob, wearing masks for the most part, fastened. A party of about a dozen were told off to stir up the molten contents.