Some lies people tell and the facts.

Lie #1 : RasoolAllahﷺ never celebrated his birth.
Fact : RasoolAllahﷺ celebrated his birth by fasting on the day he was born (Sahih Muslim 2/819, #1162)

Lie #2 : You will not get rewarded if you celebrate Mawlid because it is a bid’ah.
Fact : Even Abu Lahab got relief after his death on Mondays because he had expressed happiness on Mawlid by freeing a slave (Sahih Bukhari 5/1961, #4813)

Lie #3 : No classical scholar has legalized Mawlid celebrations.
Fact : Many classical scholars have written in favour of Mawlid An-Nabiﷺ. They include Imaam Jalal-ud-din Suyuti, Allama Ibn Hajar Asqalani, Mullah Ali Qaari, Imaam Qastallani, Allama Ibn Hajar Makki, Shaykh Abdul Haqq Muhaddis Dehalvi, Shah Waliullah to name just a few.

Lie #4 : Mawlid is an invention of “Barelvis” in India. It is not celebrated anywhere else.
Fact : Mawlid is celebrated throughout the globe. With the exception of ‘Saudi’ Arabia and Qatar, Mawlid is a public holiday in ALL Muslim countries. Before the Wahaabi takeover of Arabia in 1920’s, it was publicly celebrated in the Haramayn Shareefayn as well. In addition, other countries like USA, England, Australia too have this day in their holiday list.