Somach/ #2 issue/ detox/ clenes?

I am 13 an went to a concert last night an i couldn't enjoy the band becuase my stomach hurt so much i was very gassy an this has happen when i go to concerts before but today iv had to go #2 suddenly an really badly the #2 it's self are "floaters" an are thin an narrow an are in many pices they are in a simalar shape as normal #2 but thinner an longer are multiple of them so i was thinking about like going on a cleansing type thing to see if that would help so plz help me on how to do that THANKS