You may get .psd* file of "Toys" Photoshop tutorial by making a donation. Put the tutorial title in "Add special instructions to seller" line of PayPal and it will be sent to you shortly.
1. Open image with toys (pic.1).
pic.1
2. Open dog image (pic.2).
pic.2
3. Select dog’s nose (in any way that you want, I used the mask), copy and paste it into the picture with toys
