Bubble in torch coral????

[whosurcaddie]

There is a bubble coming out of one of the heads of my torch coral. The coral has 10 heads and there are no other bubles coming out of any of the other heads that I can see. Ive never seen this before is it normal or should I be worried.

 

[jspine01]

Its a good thing, the head is about to split

 

[whosurcaddie]

oh sweet!!! Thanks my frogspawn is doing the same thing.