English voice message for the conversation in the comments below

どうどうも赤髭です
英語の時間よ

Mums the word - It's a secret - 秘密にしてよっと言う意味です

Hush hush - Secret - 内緒
To be 'hush hush' is to do things in a secret way (Like I spy etc)


Aさん：Hey do you have everything planned for your daughters surprise party?
Aさん：娘のサプライズパーティーの準備は出来てるかな？
Bさん：Almost, we just need to get a few more things sorted and we'll be ready
Bさん：後ちょっとでできてるよ、まだやらなければならない事があるんで。。
Aさん：What like? Can I help?
Aさん：例えば何？手伝いましょうか？
Bさん：Um yeah, if you could just tell Tracy's and Laura's kids that
they're invited that'll be great, but remember that mums the word ok?
Bさん：お願いします、トレイシーやローラーの子供たちを誘ってくれたら助かります！でも秘密にしてね！！
Aさん：Of course, I'll be very hush hush.
Aさん：もちろんですよ、ひそひそで誘っておきます（？）

I went out and took some new photos a couple of days ago, I hope you
guys enjoy them! See you later on tonight!!