Trying to lose 30 lbs in 4 months

So I have gained some weight.. I have a huge tropical vacation in June and I want to look my best before I am around family in a bikini.. plus pictures. I have been doing a clean diet for last 4 days plus cardio. Like spin. Any other tips or workouts that you love? Update: my normal is 140.. I am 5’9” but at 170 right now. I gained more in my legs and bottom

Update 2-15: down 9 lbs. the diet my sister in law gave me really works.

Update 2-15: down 9 lbs. the diet my sister in law gave me really works.

Af 160 now. 20 more to go!! Back to my regular.

I know people will say I have no where to lose it. But I know my body... here is a pic from this morning.. I will post my usually

My fittest 140