Haven Warren with dog Sid
Courtesy Cash Warren; Inset: Jen Lowery/Splash News Online
10/02/2012 at 12:00 PM EDT
Look who's already butting heads!
and Cash Warren's younger daughter Haven
, 13 months, went double-teaming on cuteness when she nuzzled up to the family pug, Sid.
Adoring dad Warren shared the photo on Twitter
, showing off his growing baby, who's just about the same size as Sid.
The Alba-Warrens also have a 6-year-old American bull dog rescue named Bowie (named after David Bowie; Sid is a nod to Sid Vicious). The cheerful pooch kept Alba company
when she was pregnant with Haven. The actress took daily morning walks with Bowie through the L.A. hills.