more than 200 performers
... that more than 200 performers appeared on recordings by The Beatles, playing instruments such as an alarm clock and a heap of gravel?
... that <b id="mwDNs"><a href="./List_of_people_who_performed_on_Beatles_recordings" id="mwDNw" rel="mw:WikiLink" title="List of people who performed on Beatles recordings">more than 200 performers</a></b> appeared on recordings by <a href="./The_Beatles" id="mwDN0" rel="mw:WikiLink" title="The Beatles">The Beatles</a>, playing instruments such as an alarm clock and a heap of gravel?