Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 1 year ago

Sermon of Jum'ah was always given by the Prophet Muhammad (SAWA) before the two Rak'ats of Jum'ah Prayer. 
Mo'awiyah and Uthman before him tried changing it.
In the well known Sunni book Morooj Al-Thahab مروج الذهب (2:72) that Mo'awiyah prayed Jum'ah prayer on Wednesday when he returned from Siffeen.