I Lost My Best Friend Over A stupid Fight What Do i Do?

Ok,So My Best friend NAme Is Omar.And We Were Superr Closee Forr The School Year Cause He Rode My Bus.ANd He Was My Neighbor.So Then Over The Summer He started Wroking More And i Only Saw Him at Parties.But Over The Summmer ii Moved Away And I Came Back to My Old town For A Visit And I Needed TO Tell Him Something That Was Really important To Me.And He Was Trying tO Act Coool Infron Of Hiss "Homeboys" So He Was Like Can yhu Hurry Up i Got thing To Do?And i Was Like What The ****?And He Said What and i said yhu doont care.......He Said About Whatt.EVERYTHING!He Changed And When i Got tO The PArty He Was Trying to Avoid ME ANd He Be Callingg Me Saying Ima Miss My Best Friend And ****.And it Was All Just A Lie.So i Call Him The NExt Day And he was Like What Were Yhu like he wasnt even paying Bitchen about?It Was Like He Wasnt Even PAying Attentionn.Llikee Ive Beeen there For Him Threw Everythingg.When He Was Telling Me About His Dad Dieing And i TOld Him About My Mom Dieingg.And 3 Years Of Friendship Throw To The Trash.iReallly Dont Want TO Lose Him HE Was All i Had Now i Have To Start OVer In A New City