Cartoon Style Navigation Header

Create a rounded rectangle using rounded rectangle shape tool.

Using custom shape tool (U), select a Flower 6 shape.

Enable "add to shape area" at the top bar.

Create this flower shape on top of rounded rectangle.

Create a flower shape on the other side of the header too.

Using direct selection too select the three shapes and press combine button at the top bar.

Fill the resulting shape with a color of your choice.

Double click the layer to open layer style window. Apply settings as shown.

Duplicate layer. Remove layer style. Using direct selection too select nodes of the left side of the header. Press delete. Using pen tool complete the path as shown in the image below. Fill with a similar but lighter shade of color.

Create a circle using elliptical shape tool. Place on one rounded edge.

Create more circles and place according to the image.

Create a rounded rectangle using rounded rectangle shape tool.

Press Ctrl+T. Right Click and select distort.

Adjust the nodes to get a shape as shown.

Double click the layer to open layer style window. Apply settings as shown.

Insert a few pet cartoons and place in the empty area.

Type button links over the circles.

Type site name in the inner rounded rectangle. Also a punch line at the bottom of the header will make it more interesting.