Her replacement was Triinu Kivilaan , who at the time was only 15 years old .
Their selection and participation in the contest was put into jeopardy soon after the announcement , though , after Maarja Kivi left the group due to becoming pregnant with her first child .
Maarja Kivi 's replacement was Triinu Kivilaan , who at the time was only 15 years old .
Their selection and participation in the contest was put into jeopardy soon after the announcement , though , after Maarja Kivi left the group due to becoming pregnant with her first child .